Feb. 20 (UPI) -- Nurses and hospitals in New York City have reached a tentative agreement to end the nurses strike after six weeks of picketing. About 15,000 nurses in the New York State Nurses Association went on strike on Jan. 12 from Mount Sinai Hospital, Mount Sinai Morningside, Mount Sinai West, Montefiore Einstein and New York-Presbyterian/Columbia. New York-Presbyterian/Columbia is the only hospital left with striking nurses as the others have all reached deals with the union. The 4,000