American Airlines jet and Army Black Hawk over Potomac River. 41 bodies recovered; wreckage search ongoing. NTSB investigates helicopter deviation, air traffic control staffing. Both black boxes found;

The bodies of 55 victims have been pulled from the Potomac River in Washington, D.C., following the midair collision between a commercial jet and a Black Hark helicopter on Jan. 29.

WASHINGTON (Reuters) -Officials have positively identified 55 of the 67 people killed in Wednesday's midair collision between an American Airlines passenger jet and a military helicopter over the Potomac River in Washington,