Context: Schwarzenegger tripped over his ski pole and broke his right femur while skiing in Sun Valley, Idaho, with his family on December 23, 2006. On December 26, 2006, he underwent a 90-minute operation in which cables and screws were used to wire the broken bone back together. He was released from the St. John's Health Center on December 30, 2006.

Question: What bone did Schwarzenegger break while on a ski trip in 2006?

Answer: right femur