White House wasn't notified of Defense Secretary Lloyd Austin's hospitalization for several days. Biden accepts invitation to deliver State of the Union in March. Fuselage of Alaska Airlines flight gets blown out midflight. Northeast braces for heavy snow. Hezbollah launches rocket attack on northern Israel. New Florida bookstore celebrates Black history and culture. Trump campaigns in Iowa amid legal issues.

Tornadoes leave trail of destruction in Southern U.S., Storm bears down on Northeast. Investigators zero in on bolts on plane door that blew out mid flight. Defense secretary hospitalized after prostate cancer treatment. Trump in court for hearing on presidential immunity. Scientists find alarming amount of plastic in bottled water. Texas officialsaccused of creating migrant busing chaos.