Over the weekend, netizens got a kick out of watching a People's Liberation Army (PLA) tank, theoretically designed to spearhead an invasion of Taiwan, sink like a rock in less than 30 seconds.

https://www.youtube.com/watch?v=KIr6lBtRHIk

https://www.youtube.com/watch?v=ze_mhD9xbJs

https://www.youtube.com/watch?v=VocodyWAwAU

https://www.youtube.com/watch?v=xMwSqx-Bvvw