Ronda Rousey vs Sarah Kaufman staredown pic from Strikeforce weigh ins

Strikeforce held its official weigh in event for "Rousey vs. Kaufman" earlier this evening (Fri., Aug. 17, 2012) from inside the Valley View Casino Center in San Diego, California.

In case you missed it, full Strikeforce weigh in results and video can be found right here.

Ronda Rousey will defend her women's bantamweight title for the very first time when she takes on number one contender Sarah Kaufman in the main event of tomorrow night's fight card showcase in San Diego.

Elsewhere on the card, former Strikeforce middleweight Champion Ronaldo Souza will take on Derek Brunson, while Roger Bowling is slated to tangle with Tarec Saffiedine in welterweight action.

It's (almost) go time, folks!

After the jump, take a look at another shot of Rousey looking mean and Kaufman easy going. Don't forget to check out our complete Strikeforce: "Rousey vs. Kaufman" archive by clicking here.