Police are looking for the person who robbed a Dunkin Donuts in Palmyra with a knife. Somerset County Sheriff’s Deputies say a man, who’d covered his face, walked into the restaurant on Route 2 Wednesday night, with customers inside. He showed a knife to the clerk and demanded cash. The clerk gave the man money and the suspect ran off. He’s described as thin, around 5’09 to 6’0 tall, 150 pounds, wearing jeans and a sweatshirt. Anyone with any information about the robbery can call the Sheriff’s Department anonymous tip line at 474-0230.