Clinton highlighted the cases of Bell, who was shot to death by police outside a Queens club just before his wedding in 2006 — a case she said made her "heartsick" as a New York senator. She also cited Trayvon Martin, the Florida teen killed by a self-styled neighborhood watchman, whom she said was "stalked" and then killed "for no reason whatsoever" by "a man who was empowered by a gun."