FORT CARSON, Colo. -- Two Fort Carson Soldiers were killed when their AH64 Apache helicopter crashed early Saturday morning during training operations at the National Training Center at Fort Irwin, California.1st Lt. Clayton R. Cullen, of Indiana, and Chief Warrant Officer 2 Kevin F. Burke, of California, were both assigned to the 4th Combat Aviation Brigade, 4th Infantry Division."We are all deeply saddened by the deaths of 1st Lt. Clayton R. Cullen and Chief Warrant Officer 2 Kevin F. Burke," said Col. Scott Gallaway, commander, 4th CAB, 4th Inf. Div. "These gentlemen exemplified all the attributes we expect from our very best leaders. They were selfless, mission focused, and committed to their teammates. Our heartfelt prayers and condolences go out to Clayton's and Kevin's Families. These two young leaders left an indelible mark on the entire Iron Eagle team. We will forever be better Soldiers, and a more combat-ready aviation brigade, due to their leadership." The cause of the accident is currently under investigation. As soon as additional details become available, they will be provided.For more information contact the Fort Carson Public Affairs Office at (719) 526-4143/7525. After hours, please contact the 24-hour Fort Carson Operations Center at 526-5500 and ask for the On-Call Public Affairs Officer.