https://www.youtube.com/watch?v=p_bNXm-ZJqY(http://www.autoadmit.com/thread.php?thread_id=5522492&forum_id=2#47616629)
https://youtu.be/Hztx8Me-JKo?t=460
The were already armored up against Chinese partisans raiding their train convoys years before they pushed into Vietnam and started using trucks. That's why they got assfucked in North Vietnam(http://www.autoadmit.com/thread.php?thread_id=5522492&forum_id=2#47616672)