You have, no doubt, seen the iconic photo of Carlos Arredondo, the man in the cowboy hat, helping save lives after the bombs went off at the finish line of the Boston Marathon five years ago. Now, at age 57, he’s getting ready to run the race himself — in memory of those who died as well as for the Arredondo Family Foundation, which was founded in honor of his sons, Alex, a marine who died in Iraq in 2004, and Brian, who committed suicide in 2011. Carlos Arredondo, his wife Melida, and Sergeant Ray Regan, who will run alongside Carlos as his guide, joined Jim Braude to discuss.