Updated: Oil on course for first annual decline since 2015

Workers clean oil leaks from pipes aboard an offshore oil platform in the Persian Gulf's Salman Oil Field, operated by the National Iranian Offshore Oil Co., near Lavan island, Iran, on Thursday, Jan. 5. 2017.  Photographer: Ali Mohammadi/Bloomberg
Workers clean oil leaks from pipes aboard an offshore oil platform in the Persian Gulf's Salman Oil Field, operated by the National Iranian Offshore Oil Co., near Lavan island, Iran, on Thursday, Jan. 5. 2017. Photographer: Ali Mohammadi/Bloomberg

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