All the major pieces of the wreckage of American Airlines Flight 5342 and the Black Hawk army helicopter that crashed over the Potomac River last week have been removed as of Thursday, according to military officials.

A military helicopter and passenger jet collided midair on Wednesday night near Reagan Washington National Airport, according to the Federal Aviation Administration. Here's what we know.

The FAA told airlines late Wednesday that the reduction from a maximum of 28 to 26 arrivals per hour would reduce risk but also increase average delays from 40 minutes to 50 minut

Top FAA officials pushed to close one of Reagan National Airport's runways following two close calls, multiple sources told CBS News.

The Federal Aviation Administration is indefinitely reducing flights into Reagan National Airport from 28 to 26 arrivals an hour to address safety concerns after the deadly crash there last week, according to two individuals with knowledge of the decision who spoke on the condition of anonymity because they were not authorized to speak to the media.

The NTSB and FAA are briefing members of the Senate Commerce Committee on Thursday on the ongoing crash investigation.