American Airlines said people who believe they might have loved ones on Flight 5342 from Wichita to call the airline at 800-679-8215. Those calling from outside the U.S. can go to news.aa.com for more phone numbers.

The FAA has confirmed that an American Airlines regional jet collided with a Black Hawk helicopter near Reagan National Airport in Washington, D.C. Emergency officials say they're coordinating a search and rescue operation in the Potomac River.