The Army helicopter and regional American Airlines jet that collided over Washington are both workhorse aircraft that operate around the world on a daily basis. What to know about the aircraft:

Get all the news you need in your inbox each morning. Federal aviation investigators vowed earlier in the day that they will find the cause of a horrific collision. NTSB Chairwoman Jennifer Homendy said at a briefing that the agency wants to assure the American public it will "leave no stone unturned in this investigation .

The aircraft that collided in Washington, D.C., were a Bombardier CRJ700 jet operated as American Eagle Flight 5342 by PSA Airlines and a U.S. Army Sikorky UH-60 Black Hawk helicopter.

Here are images of the two aircrafts involved in the crash, taken from airline websites and directly manufacturers.

The deadly collision between a military helicopter and a passenger plane sent shares of U.S. carrier American Airlines in premarket trade on Thursday.

Officials this morning say there are no survivors after a plane crash in Washington. The plane involved has ties to Ohio. What we know.

A new technology for autonomously operating aircraft dubbed “MATRIX” is drawing scrutiny across social media after a commercial airliner collided with a military helicopter in Washington, D.C. on Wednesday.

A Black Hawk helicopter can transport up to "12 fully equipped, seated troops in combat," according to Lockheed Martin, the weapons company that builds the helicopter. There are about 5,000 of these helicopters in use by the United States Military.

The Army helicopter and regional American Airlines jet that collided over Washington are both workhorse aircraft that operate around the world on a daily basis. There were 60 passengers and four crew members on the jet,

American Airlines Flight 5342 from Wichita, Kansas, was attempting to land when the plane and a Black Hawk helicopter collided.

An American Airlines regional flight tragically collided with a U.S. Army helicopter on Wednesday night near Washington, D.C. Airline accidents always shine a light on aviation safety, leaving investors looking for context.