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?
Sentence (from "Patty Mills"): Mills was drafted by the Portland Trail Blazers with the 55th overall pick in the 2009 NBA draft after playing college basketball for Saint Mary's College of California.
Relevant evidence: No