The East Tennessee man convicted of raping and murdering 7-year-old Paula Dyer in 1985 is dead.

Billy Ray Irick was executed by means of lethal injection the night of Aug. 9. His official time of death was 8:48 p.m. EST. The sentence was carried out at the Riverbend Maximum Security Institution in Nashville.

READ MORE | Witnesses describe watching Billy Irick execution  

The lethal injection process was carried out at 8:26 p.m. EST. Irick's last words were "I just want to say I'm really sorry" according to witnesses to the execution.

At 3:00pm Thursday, Irick received his last meal of a super deluxe burger, onion rings, and a Pepsi.

WBIR had a journalist present to witness the execution, as did the Knoxville News Sentinel and several other Tennessee media organizations.

READ MORE FROM WBIR | Billy Ray Irick executed for the 1985 murder of 7-year-old Paula Dyer