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Shell's Brent Delta Topside offshore oil drilling rig platform is towed by tug boats along the coastline of Hartlepool to Able Seaton Port for decommissioning, in England on May 2, 2017. / AFP PHOTO / SCOTT HEPPELL (Photo credit should read SCOTT HEPPELL/AFP/Getty Images)

Shell's Brent Delta Topside offshore oil drilling rig platform is towed by tug boats along the coastline of Hartlepool to Able Seaton Port for decommissioning, in England on May 2, 2017.  / AFP PHOTO / SCOTT HEPPELL        (Photo credit should read SCOTT HEPPELL/AFP/Getty Images)