Capt. Clinton Shelby, 761st Explosive Ordnance Disposal unit, trails communications wire in front of the Fort Sill Post Office. With the unit's robot standing watch, Shelby was checking a suspicious package in the facility Thursday morning. After two...

Spc. Kristen O'Kelly helps Capt. Clinton Shelby, both of the 761st Explosive Ordnance Disposal unit, take off his protective suit helmet outside the Fort Sill Post Office. Shelby was checking a suspicious package in the facility Thursday morning. Aft...