Who's the hardest hitting safety in the NFL?
Your answer could be a player from the Denver Broncos, Champ Bailey has been to 11 Pro Bowls and Safety Brian Dawkins has been chosen for nine.
On Monday morning, Dawkins announced his retirement on Twitter. At the age of 38, he leaves the National Football League having played the Safety position longer than anyone.
Dawkins has played the last three years for the Broncos, before that he was with the Philadelphia Eagles for 13 years.