A Houston-based company is scheduled to be sentenced after pleading guilty to a diesel spill from a tug boat that ran aground and sank in the fishing grounds of a First Nation on British Columbia's central coast. The tug boat Nathan E. Stewart is seen in the waters of the Seaforth Channel near Bella Bella, B.C., in an October 23, 2016, handout photo. THE CANADIAN PRESS/HO-Heiltsuk First Nation, April Bencze
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