GOP killed Keystone, environmentalists say - UPI.com 0 Randall Gross US NewsDecember 2011Thursday, December 29, 2011 at 7:22 am PST • Views: 1,310 upi.com Barack Canada Environmental Groups Environmentalists Keystone Xl Pipeline Original Route Key Aquifer Presidential Elections Republican Critics Tar Sands Pipeline Trans-national Pipeline Payroll Tax Benefits President Barack Obama