A woman is suspected of assaulting a store employee, showing a gun and demanding money during a robbery Monday in downtown Portland, the employee told police.

The suspect got an undisclosed amount of cash from a grocery and deli at 332 S.W. Third Avenue, according to Portland police. She was last seen going north on Southwest Third Avenue.

Police described the suspect as being 5-foot-10 and in her 30s. She was wearing a dark-colored beanie cap, sunglasses and a blue jacket and jeans, according to a Portland Police Bureau news release.

The robbery happened about 10:15 a.m.

Police urge anyone who has information to call the bureau's Robbery Detail at 503-823-0405.

— The Oregonian/OregonLive