From our UFC Sao Paulo live coverage...
#7 Derek Brunson vs. Lyoto Machida
Round One: The round begins with Brunson nailing Machida with leg kicks, Machida starts taking a few swings against Brunson. Machida then cracks Brunson with a straight right, Machida cracks an incoming Brunson with a short left. Brunson drops Machida with a left hook and he pounces on him with strikes until Machida goes out cold.
Official Result: #7 Derek Brunson def. Lyoto Machida by KO via strikes (2:30, R1)