December 6, 2016 7:36 am No Explosion at Foamy Station: PECO A Center City Philadelphia PECO substation started spewing foam over the weekend, after a transformer had gone offline. The cause is still under investigation but PECO said it wasn’t due to an explosion. 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