What sport did Charger Antonio Gates play in high school and almost become a professional in?

Antonio Gates was a well known high school Basketball and football star at Detroit Central High. In college, he did not play football, sticking with basketball in college. He transferred several times, finally ending up at Kent State, leading them to the elite eight in 2002. He was then signed as an undrafted free agent in the NFL by the San Diego Chargers in 2003.