Alex Pereira stops Khalil Rountree Jr. to retain crown at UFC 307

SALT LAKE CITY — Alex Pereira retained the UFC light heavyweight crown by beating Khalil Rountree Jr. by TKO with 28 seconds left in the fourth round at UFC 307 on Saturday night. It was the fourth straight title bout for Pereira (12-2) and his third consecutive successful title defense. “I want to push myself