Labor Day Safety Gram Published Sept. 2, 2015 Air Force Safety Center Public Affairs KIRTLAND AIR FORCE BASE, N.M. -- This weekend, the United States will celebrate Labor Day. This holiday marks the unofficial end to summer, and gives the worker a break and a chance to enjoy some of the last days of warm weather left this year. As with any holiday, it is important to stay safe. 377 Air Base Wing Safety Gram