Question: What military branch did 2013 All-Pac-12 star Pat Tillman enlist to in 2002?
{'answer': 'United States Army', 'supporting_facts': [['2013 All-Pac-12 Conference football team', 0], ['2013 All-Pac-12 Conference football team', 4], ['Pat Tillman', 0], ['Pat Tillman', 1]]}