Olympian Cullen Jones fights to boost number of black swimmers

Olympic swimmer Cullen Jones learned to swim after nearly drowning as a child.  Jones is on a mission to stop the incredible number of African-Americans, especially children, who are dying in the water.  African-American children are nearly three times more likely to drown than other children, experts say.  Tamron Hall’s full report airs Thursday, July 26 at 10pm/9c on NBC’s Rock Center with Brian Williams.July 25, 2012