Washington, Jan. 31 -- Scores of people were feared dead after an American Airlines regional passenger jet carrying 64 people collided with a U.S. Army Black Hawk helicopter and crashed into the frigid Potomac River near Reagan Washington National Airport.

NBC's Washington affiliate News4 reported that more than 30 bodies had been recovered from the river. U.S. Senator Roger Marshall of Kansas, from where the flight was travelling, suggested most if not all those on board had been killed.

"It's really hard when you lose probably over 60 Kansans simultaneously," he told a press conference at Reagan airport in the U.S. capital early on Thursday. "When one person dies, it's a tragedy, but when many, many, many people die, it's an unbearabl...