The United States contribution to KFOR is approximately 760 U.S. military personnel out of the total strength of approximately 5, 989 personnel, which includes a temporarily deployed operational reserve force.

WHITEHOUSE: Letter from the President -- War Powers Resolution

The United States contribution to KFOR is approximately 817 U.S. military personnel out of the total strength of approximately 6, 401 personnel, which includes a temporarily deployed Operational Reserve Force.

WHITEHOUSE: The White House

"I share your concern about our Army's operational readiness and force protection posture, " Casey said in his reply to Sanchez.

CNN: In memo, Iraq war general noted readiness problems