June 25, 2012 12:08 pm Laid-Off Refinery Employees Head Back to Work The same workers that were laid off when a Delaware County Refinery transferred ownership are back to work this Monday — and they couldn’t be happier. 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