TransCanada responds to oil leak in Amherst, South Dakota
AMHERST, SOUTH DAKOTA--(Marketwired - Nov 16, 2017) - News Release - TransCanada (TSX:TRP) (NYSE:TRP) crews safely shut down its Keystone pipeline at approximately 6 a.m. CST (5 a.m. MST) after a drop in pressure was detected in its operating system …