TRURO, Mass. — Cape Cod National Seashore officials on Thursday identified the 61-year-old man bitten by a shark the day before south of Long Nook Beach as a professor at State University of New York, even as a flurry of additional shark sightings closed several other beaches in the area. William Lytton, who is also a physician, was vacationing on Cape Cod when he was bitten south of the town beach and within the Seashore. “We are all [...]