An oil drilling rig arrived last month in Port Angeles, Wash., aboard a transport ship after traveling across the Pacific Ocean. Royal Dutch Shell hopes to use the rig for exploratory drilling during the summer open-water season in the Chukchi Sea off Alaska's northwest coast, if it can get the permits.
An oil drilling rig arrived last month in Port Angeles, Wash., aboard a transport ship after traveling across the Pacific Ocean. Royal Dutch Shell hopes to use the rig for exploratory drilling during the summer open-water season in the Chukchi Sea off Alaska's northwest coast, if it can get the permits. File photo by Daniella Beccaria The Associated Press
An oil drilling rig arrived last month in Port Angeles, Wash., aboard a transport ship after traveling across the Pacific Ocean. Royal Dutch Shell hopes to use the rig for exploratory drilling during the summer open-water season in the Chukchi Sea off Alaska's northwest coast, if it can get the permits. File photo by Daniella Beccaria The Associated Press

White House gives conditional approval for Shell to drill in Arctic

May 11, 2015 07:38 PM