Ronda Rousey knocked out in 48 seconds on UFC return

Former Ultimate Fighting Champion Ronda Rousey was knocked out by Brazil's Amanda Nunes in 48 seconds in her bantamweight title fight on Saturday. Returning to UFC after a 13 months-long break, Rousey suffered her career's second knockout in the match's first round. Rousey had been knocked out by Holly Holm last year, following which she took a break from UFC.