UFC Star McGregor Announces Retirement

Former UFC lightweight and featherweight champion Conor McGregor has announced he’s retiring.

McGregor took to Twitter Saturday night to say he’s done fighting.

McGregor, a Dublin, Ireland native, has been the sport’s biggest star for the last five years. The 31-year-old retires with an MMA record of 22-4 with 19 victories coming via KO.