swept away. >> so, let's get to matt gutman who is with us live tonight. he's reported extensively on this. and matt, so many questions about who is in charge. you have an acting homeland security secretary, an acting head of i.c.e., and now this acting border chief who resigned today. you have new reporting tonight on who might replace him? >> reporter: that's right, david. government officials tell us that the president's likely choice for cbp commissioner is mark morgan. now, mark morgan is a former fox news contributor. he's acting director of i.c.e. and one of the people pushing for raids against undocumented migrants in u.s. cities last week. the president called those raids off, david. >> matt gutman leading us off tonight. matt, thank you. we're going to turn next tonight to the severe weather threat for 20 million americans, as we go into the night, as much of the east, right into the northeast, in fact, braces for scorching heat, as well. it follows four reported tornadoes in just the past 24 hours, including this massive super cell in charleston, west virginia. and time lapse showing this fierce storm rolling in over atlanta. that was something. and new images tonight of this