MARSHALL TWP, Allegheny County — Police are looking for a man who robbed a gas station Sunday in Marshall Township.

Northern Regional Police Chief Robert Amann said a man wearing a full face mask and gloves entered the A-Plus Sunoco gas station along Route 19 at 11:35 p.m. Amann said the suspect kept one hand in his pocket and demanded money from the cashier.

No weapon was shown in the robbery, in which an undetermined amount of money was taken, Amann said.

The suspect is described as white with a medium build. He was wearing a plaid shirt and blue jeans.

He last was seen heading east on Freeport Road toward Interstate 79.

Anyone with information regarding the robbery is asked to call the Northern Regional Police at 724-625-3157.