Longview Police are looking for the man who snatched a purse from a shopping cart in the parking lot of Winco Foods. The theft was reported around 11:30 yesterday morning, as the 70 year-old victim was loading groceries into her car. Witnesses say that the suspect rode by on a chrome BMX-style bike, grabbed the purse and rode off. One witness attempted to chase the suspect, without success. Longview Police have a description of the suspect, but they haven’t reported any arrests.