Clay man admits to murdering his father

The Clay man who was accused of killing his father with a butcher knife plead guilty Thursday to first degree manslaughter in state supreme court.

Herman Tolbert Jr. stabbed his 68-year-old father, Herman, to death August 4, 2011 after an argument at a house on Moses Dr.

Investigators say Tolbert Jr. forced his way into the home while his mother was away .

Tolbert testified that he was under the influence of hallucinogenic drugs at the time of the murder.

His sentencing is set for December 4.