The half track is either the basic M3 or it could be an M5 .
M3 Half-track - Wikipedia, the free encyclopedia M3 - White Half-Track with White 160AX engine. Fitted with either an M32 anti-aircraft machine gun mount or a pedestal mount, both featuring an M2HB machine gun.
M3E2/M5 - International Harvester Half-Track, externally virtually identical to the M3, but with an IHC RED-450-B engine and a different drive train. The M5 is heavier than the M3. The M5 was primarily for lend-lease. Vehicles were sent to Britain, Canada, and Russia.
What is that badge, red/black/red with a spanner?