Help Find Lost Military Service Dog Near Pasco/Pinellas County Border!

My heart is breaking! We were contacted about a lost military service dog in the Holiday area, near the Pasco/Pinellas county border. On August 18th he wandered out of his owner's yard. If anyone knows the whereabouts of a 2 1/2 year old, dark grey, male, Chinese Shar pei (fixed) please let us know and we can alert his owner!