Question: Henry Patrick "Hank" Egan Jr., is a professional basketball coach in the National Basketball Association, he has also been an assistant with the San Antonio Spurs, to which American basketball coach who is currently the head coach of the San Antonio Spurs?
{'answer': 'Gregg Charles Popovich', 'supporting_facts': [['Hank Egan', 2], ['Gregg Popovich', 0]]}