Watch Olympic champ Helen Maroulis hit mounted guillotine choke en route to winning gold in first jiu-jitsu competition

Olympic wrestling champion Helen Maroulis can add another gold medal to her resume after competing in her first Brazilian jiu-jitsu competition.

The first American woman to capture an Olympic gold medal in wrestling transitioned to grappling with her debut at the IBJJF World Championships and she found instant success. In just her second match at the blue belt level after training for the past six weeks, Maroulis looked like a season professional...