Announcement just hours before the Republican Convention kicks off. Plus, new danger as california braces for a second round of lightning storms. What it means for firefighters on the ground. Laptop shortage. The new struggle for students and teachers preparing for more Online School this fall. And landline speed record. The incredibly fast internet that could let you download all of netflix in one second. Good monday morning, everyone. We begin with that historic threat on the gulf coast. A possible hurricane doubleheader. Two storms taking aim at the region could hit within 48 hours of each other. Hurricane marco was downgraded to a Tropical Storm overnight but the storm is expected to make landfall in louisiana this evening with a storm surge of up to six feet. Tropical storm laura isnt far behind. Its already left a trail of destruction across parts of the caribbean and could hit the texas louisiana coastline wednesday as a powerful hurricane. This new video shows a waterspout forming near the louisiana coastline sunday ahead of marco. States of emergency have been declared, and authorities are warning residents that they may not have enough time between the storms to conduct search and rescues. This morning, a state of emergency on the gulf coast. Theres never been anything weve seen like this before. The region is bracing for the potential of two storms making landfall in two days. Louisiana in the bullseye. Were going to get basically a right hook from marco then a left hook from laura. Reporter marco is just hours away from expected landfall creeping toward the coast bringing Gale Force Winds and up to ten inches of rain. The water, the two storms not going to let the water go out so its like pushing against this levee and then more coming in. Reporter sandbags are already in place ahead of the expected storm in parts of the texas coast to new orleans. Residents urged to prepare for the worst. Be prepared to selfsustain yourself for about five days in case we do get a worst case scenario. Essentials are paper towels, diapers. Batteries, probably flashlights, stocking up on food. Reporter but the real concern comes as laura seen here from above comes barreling in behind marco expected to slam into the louisiana coast as at least a category 2 hurricane bringing more than a foot of rain and a devastating storm surge along with it. We havent had a category 3 hurricane in louisiana since hurricane rita. Reporter some areas already feeling lauras deadly wrath. In haiti at least five dead after floodwaters swallowed neighborhoods cautioning this home to collapse. A similar scene in the dominican republic. At least three people killed. The devastation obvious from above. Bringing victims out by hand and on boats. Back on the gulf coast officials are now warning residents that twin storms bring a higher danger saying the storms are hitting so close together, there may not be time for search and rescue efforts between landfalls. Thinking about the gulf coast this morning, and we will take a closer look at the forecast in just a few moments. Now to the other story breaking overnight, unrest in another American City after the Police Involved shooting of a black man. Now, we want to warn you, some viewers may find this disturbing. Police in kenosha, wisconsin, responded to a domestic incident. Jacob blake is seen getting in an suv. One officer is seen holding his shirt then seven gunshots can be heard. Police have not said what led to the gunfire. After the shooting there was a faceoff at the scene between protesters and more than a dozen officers. Witnesses reported someone throwing a brick. Protesters also gathered at Police Headquarters where video shows tear gas being used on protesters. Nearby multiple garbage trucks were damaged. One of them set on fire. Blake is listed in serious condition. His fiancee says their two kids were in the backseat of the car at the time of the shooting. They didnt even know the kids was in the car and im telling the woman cop. Im like, can you please get get back before i shoot you. Get back like these officers is handling like shoot she . My kids is in the car. You just shooting him in the back with the kids screaming. Reporter the officers involved in the shooting have been placed on administrative leave. The Wisconsin Department of justice is now investigating the shooting. Now to the breaking news from washington overnight, one of President Trumps closest allies and fiercest defenders, Kellyanne Conway is leaving the white house at the end of the month citing the need to focus on her family. Conway is scheduled to be one of the speakers at the Republican National convention, which kicks off tonight. In the meantime, President Trump is dealing with his own family drama after secret recordings of his sister were released. Heres abcs andrea fujii. Reporter this morning, a major shakeup in the Trump Administration hours before the Republican National convention. Kicks off. Kellyanne conway, one of the longest lasting advisers to the president , is leaving the white house at the end of the month. The announcement coming hours after conways 15yearoldnway1 daughter posted on social media shes quote pushing for emancipation from her family. In a statement conway saying shes deeply grateful to the president saying for now and for my beloved children it will be less drama, more momma. Her husband george, an outspoken critic of the president , saying he is withdrawing from the antitrump group the lincoln project. It comes while President Trump is promising less drama at the rnc in a new interview. Were going to see something that is going to be very uplifting and positive. Reporter after blistering attacks from democrats at their Convention Last week i know a predator when i see one. Reporter President Trump says americans can expect a positive vision this week. I think the overall is going to be a very positive as opposed to a dark, a very, very positive message and positive on the economy. Reporter and as the president prepares to make his pitch for four more years, hes also making a push for a potential coronavirus treatment announcing the fda is giving emergency use authorization to use convalescent plasma. This is a powerful therapy that transfuses very, very strong antibodies from the blood of recovered patients to help treat patients battling a current infection. Reporter the president has been pushing for its approval. Many Covid Patients credit convalescent plasma with their recoveries, but some experts warn that definitive randomized controlled studies on blood plasma havent been completed. The president s announcement came one day after he accused what he called the deep state or whoever over at the fda of trying to delay vaccines and therapeutics until after the election. The fda commissioner was at sundays announcement. The president denying there was political pressure on the agency. This has nothing to do with politics. This has to do with life and death. Reporter in the meantime, the president also dismissing comments by made by his eldest sister who was allegedly heard on a series of recordings sharply criticizing him. The change of stories, the lack of preparation, the lying, holy [ bleep ]. I mean, what theyre doing with the kids at the border. Reporter the audio first obtained by the Washington Post is reportedly of maryanne trump barry, a former federal judge who has never spoken out publicly against her brother. Donald is out for donald, period. Reporter the reported 15 hours of conversation have not been verified by abc news. In a statement the white house calling the audio absurd, saying every day its something else, who cares. A small number of Republican Leaders will be physically present at the convention this week in charlotte, north carolina. But most of the convention will be virtual. Tonights speakers include South Carolina senator tim scott and donald trump jr. President trump is expected to make an appearance each night of the convention. Mona, kenneth. Andrea, thank you. And we turn now to that abc news exclusive, joe biden and Kamala Harris sitting down for their first joint interview since becoming the democratic nominees for president and vice president. They got specific about their plans including what will happen to your taxes if theyre elected. Abcs ines de la cuetara joins us this morning with more on that. Good morning, ines. Reporter good morning, mona. Biden is pledging no new taxes for some americans if hes elected. This comes as tax policy is taking on added significance in this election with the economic crisis tied to the pandemic and more than 30 million americans on unemployment. Although biden has been leading in the polls, some polls show some have more confidence in President Trump when it comes to handling the economy, but biden says he will not raise taxes on americans making less than 400,000 a year. Its about time they start paying a fair share of the economic responsibility we have. The very wealthy should pay a fair share. Corporations should pay a pair share. This is about everybody paying their fair share. So no new taxes, 400,000 and down . There would be no need. Is it smart to tax businesses while youre trying to recover . Its smart to tax businesses, in fact, that are making excessive amounts of money and paying no taxes. Reporter and biden also said taxes will not be raised on Small Businesses that employ fewer than 50 people. Republicans fired back saying bidens current policies would, in fact, raise taxes. Biden also addressed recent attacks on his age. He is 77 years old but told david muir that he would absolutely be open to a second term if hes elected. Mona. Ines, thank you. Many College Students are heading back to class for the first time today since the pandemic shut down schools. This was the scene near the university of iowa this weekend. A crowded bar with barely a mask in sight. Meanwhile, a new warning at the university of alabama. The School President calls the increase in covid19 cases there unacceptable, and at the university of arizona students will face a new testing and Contact Tracing program. The school also has a Smartphone App to notify people who might have been exposed. Time now for a look at your monday morning weather. Well, good morning. We are watching two storm systems. We have marco, and we have laura. Thats right. Two storm systems that will be impacting the same vicinity, this has not happened in our history, so its one to watch without a doubt. And then watching marco right now is a Tropical Storm bringing in storm surge throughout louisiana into the early parts of Tuesday Morning and then laura. That could bring more impacts as a hurricane. Its one to watch. For accuweather im chris nallan. Coming up, new details about the shortage of Laptop Computers across this country. But first the new warning for women after the body of a missing jogger is found two days after going for a run near her home. And later a surprise at the movies this weekend. With more theaters opening, the news from the weekend box office. Back now with a show of support for the people of belarus from another former soviet state. 50,000 lithuanians formed a 20mile human chain to stand in solidarity with their neighbors fighting for democracy. Protests inside belarus escalated in the wake of a disputed election. 200,000 flooded the streets to demand the resignation of president alexander lukashenko. After elections they say were rigged, lukashenko made his own show of force appearing in combat gear while holding a rifle. Back in this country, the apparent murder of a female jogger in arkansas is raising safety concerns for women running alone. 25yearold sydney sutherland was last seen wednesday after going for a run. Her body was later found near her home. A suspect has been arrested and faces a homicide charge. More people are jogging these days because of the pandemic. Forced to close forced gyms to close. Safety experts say one important tip is to run without your headphones. The earlier that i can hear somebody approaching me or that i can see somebody approaching me, then i can respond in a way thats going to give me a better chance at getting away to someplace safe. Another tip, never wear baggy clothes or a ponytail. Formfitting clothes make it harder for someone to grab you. Tens of thousands of Airline Workers are facing unemployment with Coronavirus Relief funding set to expire. U. S. Airlines have warned more than 70,000 employees that their jobs are in jeopardy. Federal aid expires october 1st. Students struggling to cope with Remote Learning are now facing a laptop shortage. The three biggest computers companies have told u. S. School districts there is a shortfall of 5 million laptops. They say part of the problem is government sanctions on chinese suppliers. Theaters are reporting ticket sales for the First Time Since the shutdowns back in march. Unhinged, the road rage thriller starring Russell Crowe is number one at the box office earning a better than expected 4 million. The spongebob movie sponge on the run came in second with 550,000. Coming up, covid confusion in the nfl. The positive test results affecting several teams. 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With more than a million acres already on fire and dangerously limited resources, some firefighters are bracing for catastrophic consequences. Each and every county is now on high alert due to the storm thats coming in. We have low personnel because theyre all committed on other incidents. It comes after a weekend of intense conditions with two of the biggest fires in the state now burning more than 300,000 acres each. This was the scene from inside one of those incredible fires. Trees exploding in flames as flurries of embers and smoke make it impossible to see whats ahead. When we pulled up and there was a 200foot tree with a 75foot flame. Reporter some of the ancient redwoods known for their resistance to flames even falling victim. The dangers highlighted in this video of crews getting airlifted to safety. Flames only 75 yards away. See how close it is, guys. Reporter on sunday new relief as helicopters flew in. Our air drops are not effective because we cant identify the targets. But overnight devastating new out of the santa cruz area after officials announced the seventh death in the fires. Another concern, small fires may burn for days before theyre detected. The nfl is experiencing some covid confusion less than three weeks before opening night. 77 tests from 11 teams are now facing scrutiny. All were processed by a lab in new jersey. They came back positive but then showed negative after a followup. The league is working with the lab to investigate. Coming up, the information superhighway. The new world record for internet download speed. Also ahead, the first trailer for the new batman movie and what weve learned. Hes with sprays and wipes can be a struggle. Theres an easier way. Try mr. Clean magic eraser. Just wet, squeeze and erase tough messes like bathtub soap scum. And cakedon grease from oven doors. Now mr. Clean magic eraser comes in disposable sheets. Theyre perfect for icky messes on stovetops. In microwaves. And all over the house. 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