People drive cars in front of the General Motors Car assembly plant in Oshawa, June 1, 2012. REUTERS/Mark Blinch/File Photo

Cars pass under an overpass at the General Motors Car assembly plant in Oshawa, June 1, 2012. REUTERS/Mark Blinch/File Photo

The logo for Australia's biggest electricity network Ausgrid adorns the headquarters building in central Sydney, Australia, July 25, 2016. REUTERS/David Gray/File Photo

Executive Producers David Benioff (C) and D.B. Weiss (R) accept the award for Oustanding Drama Series for "Game of Thrones" at the 68th Primetime Emmy Awards in Los Angeles, California, U.S., September 18, 2016. REUTERS/Mike Blake

Executive Producers David Benioff (2nd from L) and D.B. Weiss (C) accept the award for Oustanding Drama Series for "Game of Thrones" with cast and crew including author and producer George R.R. Martin (R) at the 68th Primetime Emmy Awards in Los Angeles, California, U.S., September 18, 2016. REUTERS/Mike Blake

Executive Producers David Benioff (2nd from L) and D.B. Weiss (C) accept the award for Oustanding Drama Series for "Game of Thrones" with cast and crew including author and producer George R.R. Martin (R) at the 68th Primetime Emmy Awards in Los Angeles, California, U.S., September 18, 2016. REUTERS/Mike Blake

A general view shows Castello road in Aleppo, Syria September 16, 2016. REUTERS/Abdalrhman Ismail

FILE PHOTO - Tropical Storm Julia, centered 10 miles (16 kms) west of Brunswick, Georgia, is seen in an image from NOAA's GOES-East satellite captured at 8:37 a.m. EDT (1237 GMT) September 14, 2016. NASA/NOAA GOES Project/Handout via Reuters