Gilbert Melendez Looking Forward, Not Back After Failed Drug Test

Former Strikeforce champion Gilbert Melendez knows he let a lot of people down.Melendez, an ex-UFC title contender, will return to action for the first time in over a year this July when he meets Edson Barboza at UFC on FOX 20. "El Nino" was suspended after failing a post-fight drug test.The fighter appeared on Monday's edition of "The MMA Hour" but did not want to divulge into the failed test for the most part."I really don't want to go down a rabbit hole or anything like that. I made a mistake