In this photo provided by the Iranian Students News Agency, ISNA, a rescue worker searches debris for survivors with his sniffing dog after an earthquake at the city of Sarpol-e-Zahab in western Iran, Monday, Nov. 13, 2017. A powerful earthquake shook the Iran-Iraq border late Sunday, killing more than two hundreds people, Iranian state media said. (Pouria Pakizeh/ISNA via AP)
In this Sept. 19, 2017 photo, people line up for free food being given out in an area of downtown Los Angeles known as Skid Row. Official counts taken earlier in 2017 in California, Oregon and Washington show nearly 169,000 homeless people in the three states, according to an Associated Press tally of every jurisdiction in those states that report homeless numbers to the U.S. Department of Housing and Urban Development. (AP Photo/Jae C. Hong)
Flies seen at sunset. (Nati Shohat/Flash90)
Kristine Pond reacts as she searches the remains of her family’s home destroyed by fires in Santa Rosa, Calif., Monday, Oct. 9, 2017. (AP Photo/Jeff Chiu)
FILE – In this June 28, 2013 file photo, The Blue Nile river flows near the site of the planned Grand Ethiopian Renaissance Dam near Assosa in the Benishangul-Gumuz region of Ethiopia, near Sudan, some 800 kilometers (500 miles) from the capital Addis Ababa. The only reason Egypt has ever existed from ancient times until today is because of the Nile River, which provides a thin, fertile strip of green through the desert. For the first time, the country fears a threat to that lifeline, as Ethiopia rushes to finish a massive hydroelectric dam.(AP Photo/Elias Asmare, File)
Rescue boats fill a flooded street as flood victims are evacuated as floodwaters from Tropical Storm Harvey rise Monday, Aug. 28, 2017, in Houston. (AP Photo/David J. Phillip)
