That is definitely not an M3 halftrack. It's a german vehicle, most likely a Mittlere Zugkraftwagen 8 (SdKfz 7). How do we change tags?
...was a good...Bringing a spare uniform and underwear ......thing...Mother, I'm doing fine today as well.SPLOOSH*LOOM**swish*[In Deliberation]*whistle*Vrrrrrrrr...The sound of incoming artilleryBZZZZZ*WHISTLE**DING DING**WHISTLE*Ah!FWOOSHMuddy Water