Snow Disrupts Base Training Published Feb. 11, 2010 By Master Sgt. Mark Winklosky 911 AW/PA PITTSBURGH IAP ARS -- Senior Airman Steven Collins and Master Sgt. Tom Borst, 911th Airlift Wing safety office, remove snow from the wing safety truck after a major snowstorm disrupted planned unit training activities, Feb. 6 - 7, 2010.