ALBANY - The number of coronavirus cases in New York surged by another 22 overnight, bringing the statewide total to 76 on Saturday.The biggest spread has been in the New Rochelle area of Westchester County, where the county now has 57 cases, up from 34 announced Friday night, Gov. Andrew Cuomo said at a briefing Saturday.He said the state is looking to expand the closing of schools in New Rochelle."Westchester is an obvious problem for us," Cuomo said.