Danno is correct. In the original photo you can easier see it is a wire cutter on the 2nd jeep. Both jeeps are following an Easy 8 Sherman tank and photo was taken in an European village.
SEEKING MOTOR # GPW 2636
GPW 2636, DOD 28 FEB 42, Reg# 2055811 (est)
GPW 104331 DOD 31 MAR 43
MB 438075, DOD 1 MAY 45, Reg# 20704591 (Orginal Blue Drab)
Converto ABN Dump 0886168