Complex sentence: Carano began her training with straight Muay Thai to competitive MMA where she had tenures in organizations such as Strikeforce and EliteXC and has been featured in "ESPN The Magazine" as well as "Maxim".
Split into simpler sentences: Carano began her training with straight Muay Thai to competitive MMA, where she competed in Strikeforce and EliteXC. She was featured in "ESPN The Magazine" as well as "Maxim".