Two-time Olympic Gold Medalist Kayla Harrison made her much anticipated MMA and PFL debut, needing less than a round to secure victory. Watch Harrison's full fight against Brittney Elkin. Kayla Harrison enters the 2019 PFL Playoffs Friday, October 11 on ESPN 2. Subscribe to PFL on YouTube: http://bit.ly/PFLsubscribeYT PFL on ESPN+: http://es.pn/WatchPFL PFL on Social Media: ? Like on Facebook: http://www.facebook.com/profightleague ? Follow on Instagram: http://www.instagram.com/pflmma ? Follow on Twitter: http://twitter.com/ProFightLeague More on PFLmma.com: http://pflmma.com