June 20, 2012 5:08 pm Swimmers Cool Down at Lake Nockamixon It was a crowded day at Lake Nockamixon with people trying to escape the heat. NBC10’s Doug Shimell spoke to Obie Derr the park manager about keeping the lake safe. US & World Videos 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 1:40 Penn officials urging pro-Palestinian protesters to pack up and leave campus 2:17 Clear the Shelters: Meet Tails