She won the silver medal at the 2007 World Judo Championships in the middleweight division and the gold medal at the 2007 Pan American Games .
In February 2007 , Rousey moved up to 70 kg where she ranked as one of the top three women in the world .
Rousey won the silver medal at the 2007 World Judo Championships in the middleweight division and the gold medal at the 2007 Pan American Games .
In February 2007 , Rousey moved up to 70 kg where she ranked as one of the top three women in the world .