What was the venue where UFC 191 was held originally called?
UFC 191 UFC 191: Johnson vs. Dodson 2 was a mixed martial arts event held on September 5, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada.
UFC: Fight for the Troops 3 UFC: Fight for the Troops 3 (also known as UFC Fight Night 31) was a mixed martial arts event held on November 6, 2013, at Fort Campbell in Fort Campbell, Kentucky.  The event was broadcast live on Fox Sports 1.