July 20, 2018 5:36 pm Sharks Prompt Extra Security at LI Beaches Long Island beaches are taking extra precautions after a rash of shark sightings and two attacks on children. Greg Cergol reports. Local 5:34 VIDEO: Columbia University protesters takeover Hamilton Hall 3:01 I-Team: NYPD officers testify in surveillance video controversy 1:59 2 suspects charged with murder in Long Island body parts case 2:35 Extra NYPD patrols in Central Park after series of violent crimes 3:01 Columbia begins suspending students after protesters defy deadline