In what city did Robbie Lawler defeat Rory MacDonald in 2015?
Robbie Lawler: Robert Glenn "Robbie" Lawler (born March 20, 1982) is an American professional mixed martial artist and former UFC Welterweight Champion. Robbie Lawler:  He is widely considered one of the most consistently entertaining mixed martial artists currently competing, being the only fighter to have won three consecutive "Fight of the Year" awards from Sherdog and MMA Fighting, for his bouts against Johny Hendricks (at UFC 171, in 2014), Rory MacDonald (at UFC 189, in 2015), and Carlos Condit (at UFC 195, in 2016). UFC 189: UFC 189: Mendes vs. McGregor was a mixed martial arts event held on July 11, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada.
Las Vegas, Nevada