In the co-main event of Strikeforce: Rousey Vs. Kaufman, former Middleweight champion Ronaldo Souza knocked out Derek Brunson very early in the first round. Since losing his title to Luke Rockhold, Jacare has been determined to win his way back to a title shot. The first round KO over Derek Brunson is his second win since losing his belt.
Ronaldo "Jacare" Souza def. Derek Brunson via KO at 0:41 of the 1st round
Jacare returned to the Strikeforce cage tonight coming off his first win since losing the Middleweight title to current champion Luke Rockhold. Brunson was trying to recover from his first career loss to TUF 3 veteran Kendall Grove.