An isolated convenience store in far northeast Bedford County was robbed at gunpoint Sunday night, investigators said,

The gunman entered Beech Grove Market, on Highway 64 East near Interstate 24, around 8:40 p.m.

He was described by the store’s manager as wearing a black mask and all-black clothing, Det. Lt. John Sweeney of the Bedford County Sheriff’s Office.

“An armed suspect approached the store manager as they were closing the store,” Sweeney said. “He was armed with what appeared to be a handgun.

“He ordered the manager and ordered him at gunpoint to give him money.”

The amount taken was not disclosed.

Sweeney said the suspect appeared to have left on foot.