Mmospheric Rive News Today : Breaking News, Live Updates & Top Stories | Vimarsana

it's the top of the hour on "cnn newsroom." i'm alisyn camerota. >> i'm victor blackwell. good to be with you. more than 8,000 flights have been delayed just today after the faa made a rare move in the ground of safety. they grounded flights to work out major flights in a messaging system. pilots use this system to learn about safety hazards in realtime. >> somewhere overnight, there was an issue with irregularities in the messages that were going out that reflected a bigger systems issue, and this morning at about 7:00, there were still problems validating that the messages were goi...

Right now, millions of people across california are under flood alerts as a new barrage of powerful storms barrels in. now heavy downpours, potential flooding. we're expected in the next few days. the heaviest rain is threatening the northern parts of the state. at least 17 people have been killed, and rainfall totals are up to 600% above average. >> you would think all of this rain is helping or it would help to ease immediate drought concerns, but experts say the rain is coming much too fast which leads to the flash floods and the mud slides that are devastating communities. cnn chief climat...