This is the final round in the trivia game. Those new to the game can check out the last post and round 2.1 here. That link also includes background information.
Here are the round 3 questions:
1. On February 18, 1978 U.S. Navy officer John Collins laid down a challenge that 15 men accepted. What was that challenge and who won?
2. What was the triathlon organization Tri-Fed and what does Tri-Fed stand for?
3. What is the name of the International Olympic Committee member that was instrumental in getting triathlon into the Olympic Games?