'America's Got Talent' winner Neal E. Boyd dead

Neal E. Boyd on the Season 3 live finale.

(CNN)Neal E. Boyd, an opera singer who won NBC's reality competition series "America's Got Talent" in 2008, died Sunday, authorities tell CNN. He was 42.

Boyd died at his mother's house in Sikeston, Missouri on Sunday night, according to Scott County Coroner Scott Amick. He had heart failure, kidney failure and liver problems, the coroner said.
Boyd won Season 3 of "Am