BEIRUT — Hundreds of thousands of Syrians poured into the streets of the opposition stronghold Hama on Friday, bolstered by a gesture of support from the American and French ambassadors who visited the city where a massacre nearly 30 years ago came to symbolize the ruthlessness of the Assad dynasty. The visit by U.S. Ambassador Robert Ford drew swift condemnation from the Syrian government,… newsday.com & ExploreLI are now available at no charge to Newsday and Optimum Online