RICHMOND, Va. — A 36-year-old Rocky Mount, N.C., man has been sentenced to life in prison for his role in the slaying of a Richmond convenience store clerk.

The government said Thursday that William Langley Jr. was sentenced with two other men for a series of armed robberies in Virginia and North Carolina, including the 2005 slaying in Richmond.

Also sentenced in U.S. District Court in Richmond were 28-year-old Stephen White of Hampton and 35-year-old Vance Hamm of Rocky Mount, N.C.

White was sentenced to 40 years, while Hamm received a 15-year sentence.

According to the government, the three committed numerous robberies in Virginia and North Carolina from 2004 to 2008.

Langley and White were sentenced in connection with the clerk’s death, while Hamm was sentenced on a conspiracy count.