In this July 27, 2018 photo, the Dave Johnson coal-fired power plant is silhouetted against the morning sun in Glenrock, Wyo. The Environmental Protection Agency is proposing to roll back another coal regulation, this one for new coal plants. (AP Photo/J. David Ake)

FILE - In this Saturday, Nov. 10, 2018 file photo, an aerial photo of the thousand-year-old Monastery of Caves, also known as Kiev Pechersk Lavra, the holiest site of Eastern Orthodox Christians is taken through morning fog during sunrise in Kiev, Ukraine. The Ukrainian intelligence agency is searching the home of the father superior of Kiev's biggest and oldest monastery which is part of the Russian Orthodox Church. (AP Photo/Evgeniy Maloletka, File)

FILE - In this Sept. 14, 2016, file photo, the Salt Lake Temple, is shown, in Salt Lake City. A nationwide survey of midterm voters found that about two-thirds of Mormon voters nationwide favored Republicans in the midterm elections, but approval for President Donald Trump lags behind. (AP Photo/Rick Bowmer, File)

Mihrigul Tursun, right, speaks at a event at the National Press Club in Washington, Monday, Nov. 26, 2018. Tursun, a member of China’s Uighur minority is detailing the torture and abuse she suffered at the hands Chinese authorities as part of an escalating clampdown on hundreds of thousands of members of the country's Muslim minorities. Through a translator she said she spent several months in detention in China where she was beaten, tortured with electric shock and given unknown drugs. (AP Photo/Maria Danilova)

FILE - In this Dec. 10, 2016, file photo, supporters of LGBT and human rights wave rainbow flags during a rally supporting a proposal to allow same-sex marriage in Taipei, Taiwan, on the World Human Rights Day. Voters in Taiwan passed on Saturday, Nov. 24, 2018 a referendum asking that marriage be restricted to one man and one woman, a setback to LGBT couples hoping their island will be the first place in Asia to let same-sex couples share child custody and insurance benefits. (AP Photo/Chiang Ying-ying, File)

Injured men receive treatment at a hospital after a suicide bombing in Kabul, Afghanistan, Nov. 20, 2018. Afghan officials said the suicide bomber targeted a gathering of Muslim religious scholars in Kabul. (AP Photo/Rahmat Gul)

In this photo taken Thursday, Nov. 15, 2018, a computer screen shows the leaked online post from Guilin University of Electronic Technology warning of "hostile domestic and foreign powers" that were "wantonly spreading illicit and illegal videos" through the internet in Beijing, China. The Chinese university’s plan to conduct a blanket search of student and staff electronic devices has come under fire, illustrating the limits of the population’s tolerance for surveillance and raising concern that tactics used on China’s Muslim minorities may be creeping into the rest of the country. (AP Photo/Ng Han Guan)

Philippine President Rodrigo Duterte listens to speeches during the ASEAN Plus China Summit in the ongoing 33rd ASEAN Summit and Related Summits Wednesday, Nov. 14, 2018 in Singapore. (AP Photo/Bullit Marquez)