Conor McGregor Announces His Retirement

Does Conor McGregor know something we don't know? If you look at his latest social media entry, it sure seems that way."The Notorious" Conor McGregor, the reigning UFC 145-pound champion who is scheduled to headline what is expected to be UFC's biggest event of all-time, UFC 200, in a 170-pound rematch against Nate Diaz, appears to be teasing retirement on Twitter. On Tuesday, McGregor tweeted:https://twitter.com/TheNotoriousMMA/status/722492455732584448Make of that what you will.As of this writ