Ronda Rousey rolled back the years to defeat Gina Carano on her grand return to MMA.Rousey fought Carano in the main event of Netflix’s first MMA show on Saturday at the Intuit Dome in Inglewood, California.Rousey had no issues locking in the armbar and submitting CaranoNetflixRousey vs Carano ends in 17 secondsThe 39-year-old was competing in MMA for the first time in 10 years and instantly shot for a takedown a matter of seconds into the fight.Carano attempted a guillotine with Rousey in her guard, but the latter quickly escaped and landed some quick follow-up blows on the ground.In an instant, Rousey manoeuvred her body and quickly locked in a trademark armbar.Carano tapped straight away and the fight was all but over in 17 seconds.Both female fighting stars had returned to the sport after lengthy retirements, with Carano revealing in the build-up to the event that she lost a whopping 100lbs to make weight.Rousey, who hadn’t fought since a December 2016 defeat in the UFC to Amanda Nunes, called Carano ‘my f***ing hero’ after getting the win.“Gina is the person who brought me into MMA, she’s the only person who could’ve brought me back to MMA,” Rousey said.“You brought me back home when nobody else could, you showed me where my home was when nobody else could.“You changed my world, we changed THE world, and I will never be able to pay you back enough.“I’m so glad we were able to share this moment.”View Tweet: https://twitter.com/hashtag/RouseyCarano?src=hash&ref_src=twsrc%5Etfw‘Rowdy’ then definitively ruled out competing again, saying she wants to now go and have more children.Despite the bout ending in 17 seconds, it’s only the third fastest stoppage of Rousey’s career.‘Rowdy’ scored first-round stoppages in 16 and 14 seconds during her historic reign in the UFC, where she became the promotion’s first female champion and inaugural female Hall of Fame inductee.Rousey vs Carano: Full resultsMain cardMike Perry def. Nate Diaz (Diaz retired in round two)Francis Ngannou def. Philipe Lins via first-round KOSalahdine Parnasse def. Kenny Cross via first-round KORobelis Despaigne def. Junior dos Santos via first-round KOPrelimsNamo Fazil def. Jake Babian via second-round submissionAdriano Moraes def. Phumi Nkuta via third-round submissionJason Jackson def. Jeff Creighton via first-round KODavid Mgoyan def. Albert Morales via unanimous decisionAline Pereira def. Jade Masson-Wong via split decisionBrandon Jenkins def. Chris Avila via split decisionBREAKING NEWS… more to follow