At yesterday’s 9/22 WWE live event in Hidalgo, Texas, Rey Mysterio made an appearance where he came out to the ring on one crutch. Mysterio announced to the crowd that he would be returning to the ring at the 10/16 WWE live event in Queretaro, Mexico, which is the first date of WWE’s tour of Mexico. Mysterio has been out since the beginning of this year with a knee injury. ‘