PHILADELPHIA (AP) — Gov. Tom Wolf declared a state of emergency as a nor'easter approached, and Mayor Michael Nutter said all city offices and public and Catholic schools would be closed Tuesday despite reduced projections of 6 to 10 inches of snow expected in the city. The storm led airlines to cancel thousands of flights and prompted Philadelphia and other school districts to send students and nonessential city employees home early Monday. Some snapshots from around the state: ___ Gwynne Sigel, retrieving her daughter at about noon Monday at Albert M.