sentences:  The satellite operators in charge of commanding and monitoring the satellite's bus and payload systems as well as managing the network operating over the satellite are the control segment.Like the DSCS constellation that WGS will replace, spacecraft bus will be commanded by the 4th Space Operations Squadron of Schriever AFB, Colorado.Payload commanding and network control is handled by the Army 53rd Signal Battalion headquartered at nearby Peterson AFB, Colorado with subordinate elements A Co. at Fort Detrick, Maryland, B Co. at Fort Meade, Maryland, E Co. at Fort Buckner, Okinawa Japan, C Co. Landstuhl Germany, and, D Co. Wahiawa, Hawaii.