WESTBROOK – Police are looking for a man who robbed a Dunkin’ Donuts on Main Street early this morning.

Police said a white man, about 5 feet, 10 inches tall with a medium build, entered the store shortly before 2 a.m., approached a clerk, demanded money and showed a knife.

They said the man was wearing a green hooded sweatshirt with white lettering on the front and back, black jeans and white sneakers.

After getting an undetermined amount of cash, the man left the store at 51 Main St. and ran off in the direction of Portland, police said.

Westbrook police ask anyone with information to call the department at 854-0644 or the anonymous tip hotline at 591-8117.