Movie mogul Harvey Weinstein is being accused of groping a 22-year-old Italian model on the opening weekend of his Radio City “New York Spring Spectacular,” police sources said Monday. The model told cops that the Oscar-winning Hollywood producer sexually abused her after coaxing her to his Manhattan office on the pretense of talking business, sources told the Daily News. The woman told cops that Weinstein — a married, 63-year-old father of five — groped her private area and her breasts around 6 p.m. Friday in his third-floor office at the Tribeca Film Center on Greenwich St., the sources said. “He...