Watsonville police are asking for the public’s help in identifying the person who robbed an East Lake Avenue salon yesterday.   Officers arrived at 6:15 p.m. to The Bella Salon and Spa after a masked suspect walked into the business and demanded money from the salon’s employees and patrons.   Police say the suspect made off with two purses.   No one was injured.  Officers conducted a search of the area and were not able to locate the perpetrator, who’s been described as 6-feet-tall, with a stocky build, and was wearing a grey sweatshirt.  Contact the Watsonville Police Department with further information.