May 21, 2013 5:32 pm Hidden Danger in Some Shore Beaches One post-Sandy danger for shoregoers this summer could be hidden. NBC10 Jersey Shore Bureau Reporter Ted Greenberg has the story. US & World Videos 1:44 Pro-Palestinian protesters remain on UPenn's campus despite warnings to disband 1:30 Protests calling for ceasefire continue at Penn 6:33 Family affair: Former Eagle and new Eagle Jeremiah Trotter and Jeremiah Trotter Jr. speak out 0:20 Teen girl shot in Southwest Philly, suspect in custody 0:27 FBI inspects American Airlines plane at PHL after bomb threat