US President-elect Donald Trump speaks at the USA Thank You Tour event at the Iowa Events Center in Des Moines, Iowa

US President-elect Donald Trump speaks at the USA Thank You Tour event at the Iowa Events Center in Des Moines, Iowa

US President-elect Donald Trump speaks at the USA Thank You Tour event at the Iowa Events Center in Des Moines, Iowa, U.S., December 8, 2016. REUTERS/Shannon Stapleton

December 13, 2016 6:21 PM (UTC+8)