This story about William Alexander Sr. will break your heart. After his son was murdered in April 2010 and cops couldn't find the killer, William made it his mission to find the shooter. He plastered pictures of his son's face throughout Miami and offered a reward for an arrest. But two month later, the unthinkable happened. A man approached William and asked: "You still looking for me?" To which William replied: "Look for who? The only person I am looking for is the guy that killed my son." The man pulled out a gun and shot William five times in the legs and back. He spent three months in a coma and lost his legs to diabetes, but William's life mission isn't done. He's remains resolute in his goal to find the man who took his son's life and shot him.