Because he was a dumbbell.
Ex-con gets 40 years for barbell slaying
Man hit his neighbor with weightlifting bar.By Craig Kapitan - Express-News
A San Antonio man who'd recently been released from prison when he abruptly ended a Mother's Day barbecue by whacking a neighbor in the neck with a weightlifting bar is headed back to the penitentiary.
It took jurors in the 227th state District Court less than an hour and a half Thursday to reject Maurice Murphy's self-defense claim, instead finding him guilty of murder.
It then took less than two hours to asses a sentence of 40 years in prison.