Carlos Machado is the brother-in-law of a professional mixed martial artist with how many wins by knockout?
Stephen Thompson (fighter) Stephen Randall Thompson (born February 11, 1983) is an American professional mixed martial artist and former professional full-contact kickboxer who currently fights as a welterweight in the Ultimate Fighting Championship. Thompson is undefeated through 37 amateur and 57 professional kickboxing matches, with 40 wins by knockout. He is currently #1 in official UFC welterweight rankings and ranked as the #2 welterweight in the world by Sherdog. He has trained with former UFC Welterweight Champion Georges St-Pierre and currently trains with his brother in law, former UFC Middleweight Champion Chris Weidman.
Conor McGregor Conor Anthony McGregor (Irish: "Conchúr Antóin Mac Gréagóir" ; born 14 July 1988) is an Irish professional mixed martial artist and professional boxer who is currently signed to the Ultimate Fighting Championship (UFC). He is the reigning UFC Lightweight Champion, and former UFC Featherweight Champion. During his mixed martial arts (MMA) career, McGregor has competed as a featherweight, lightweight, and welterweight. As of 2017, McGregor is ranked 2nd on UFC's pound for pound rankings.