Secret Service fake arm?

This has the feel of conspiracy theory, yet to my eye seems reasonable:

http://ift.tt/2jKWgnK

YouTube video here:

https://youtu.be/oi6MWwQY34Q

Interesting that after viewing it the next suggested video has to do with reptilian shape-shifters! I find that a tiny bit less credible! :boggled:

via International Skeptics Forum http://ift.tt/2k4vuEg