What you need to know about the latest Keystone pipeline oil spill : NPR(00)

What you need to know about the latest Keystone pipeline oil spill : NPR(00)

Image gallery: Leak Pipeline

What you need to know about the latest Keystone pipeline oil spill : NPR Oil pipe leak hi-res stock photography and images - Alamy Keystone Oil Pipeline Leak Could Take Weeks to Cleanup - CGTN