temperatures 90 degrees or above. while in california nearly a dozen wildfires burning. homes under threat. the new tropical system we re tracking. al roker has it all. also tonight, new details in the apparent random shooting at a michigan splash park. nine wounded including an 8-year-old boy. the news on his condition. just ten days to the first debate. the biden campaign launching a new ad blitz labeling donald trump a convicted criminal. while at mar-a-lago mr. trump taking a meeting with speaker mike johnson. prime minister netanyahu disbanding israel s war cabinet. and after that raid to rescue hostages hamas was holding in a our neporting camp the deadly toll it took on the camp s children. the u.s. surgeon general s call to action. should social media come with warning labels for children like tobacco? and countdown to paris. superstar katie ledecky and the top competitors swimming for a spot on team usa. announcer: this is nbc nightly news with lester h