More details about the 67 people who died in the helicopter and plane crash outside of Washington D.C. are being shared. Several victims were Virginia residents from Loudon and Fairfax counties, ranging from parents to children.

Northern VA agencies have been providing fireboats, helicopters and other mutual aid in response to the helicopter crash with a plane.

Here's a look at how the tragedy unfolded, as the cause of the collision remains under investigation. MORE: DC plane crash live updates Wednesday, Jan. 29 5:38 p.m. CT: American Airlines Flight 5342 departs from Wichita,

Virginia’s political leaders are reacting to the deadly plane crash involving an American Airlines plane and a U.S. Army helicopter outside Reagan National Airport in Northern Virginia.