LT. Gen. Tom Sheridan, Space and Missile Systems Center commander, addresses military and civilian personnel during SMC Wingman Day All-Call held in the Schriever Space Complex courtyard, Dec. 1. “Wingman Day is a chance for us to strengthen the SMC ties,” said General Sheridan as he kicked off the day set aside for teambuilding, communication and interaction. (Photo by Atiba Copeland)