Just after 6AM on Friday morning, Larry Shaeffer of Memphis, posted on his Facebook “Otw 2 Nash Vegas anyone wanna ride up? And throw down for the Weekend?” 24 hours later, on Saturday morning, Shaeffer found himself having chest pain and walked into the Vanderbilt Emergency Room. Being from Memphis, he likely didn’t expect the full security check and metal detectors at the entrance. He was carrying a black & gray backpack with drugs and a loaded gun inside. He placed his bag on the security desk and stated there…