Chris Kelly, half of 1990s Kris Kross rap duo, dead at 34

Kris Kross' Chris Kelly, left, and Chris Smith reunited in February for a 20th anniversary concert for So So Def Records

(Source:CNN) -- Chris Kelly, one-half of the 1990s rap duo Kris Kross, died Wednesday at an Atlanta hospital after he was found unresponsive at his home. He was 34.

How Kelly died isn't known, and the Fulton County Medical Examiner's Office said an autopsy is planned for Thursday.