Wisconsin lawmakers are voicing their condolences after more than 60 people were killed after an Army helicopter collided with a plane in Washington D.C. late Wednesday night.

American Airlines plans to expand its flights from Central Wisconsin Airport to O'Hare in Chicago, using new, larger jetliners.

Heard of PSA? Envoy? SkyWest? Discover the route and planes flown by American Airlines’ regional subsidiaries.

DALLAS — Investigators from the National Transportation Safety Board will likely be studying three main elements as they try to pinpoint the cause of the mid-air collision between American Airlines Flight 5342 and the U.S. Army helicopter on Wednesday night.

US regional carrier Air Wisconsin is winding down its capacity purchase agreement with American Airlines as it initiates a strategic shift toward charter and essential air service flying.

"Just the horror that the parents are going through. It just that blows me away. It makes me so sad for the families," said Joanne Kispert, 74, whose father died in the 2001 crash of American Airlines Flight 587 in New York in 2001.

The Army helicopter and regional American Eagle jet that collided over Washington are both workhorse aircraft that operate around the world on a daily basis.

Leaders across the D.C., Maryland, and Virginia region, as well as federal lawmakers, are reacting to the tragic American Airlines plane crash near DCA.

Authorities have yet to determine the official cause of the passenger jet and Army Black Hawk helicopter collision over the Potomac River.

American Airlines currently serves CWA using a 50-seat aircraft. American will then consistently offer three daily flights to its Chicago O’Hare hub (ORD). That starts April 4th. Then, the two new additions combine on June 5th, when all three daily American Airlines flights will be upgraded to the new airplanes.

Transportation Secretary Sean Duffy had been sworn in just hours before the deadly midair collision of a plane and helicopter near Washington, D.C.