March 8, 2013 8:24 pm Storage Locker Explosives Detonated A sources tells NBC10’s Harry Hairston that the storage lockers where dozens of explosive devices were found belongs to Istvan Merchenthaler, who is accused in a Ponzi scheme. US & World Videos 2:54 UPenn leaders reiterate to pro-Palestinian protesters that they need to disband 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