Students burn a Chinese flag as they protest against the visit of Chinese President Xi Jinping during a demonstration outside the Presidential Palace in Manila, Philippines, Tuesday, Nov. 20, 2018. Xi received a red-carpet welcome in the Philippines on Tuesday, as he paid his first visit to the U.S. treaty ally with offers of infrastructure loans and new accords to prevent clashes and possibly explore for oil and gas in the disputed South China Sea. (AP Photo/Aaron Favila), APTOPIX