Interactive Graphics

A Houston neighborhood near Addicks Reservoir is flooded by rain from Hurricane Harvey, Aug. 29, 2017. HoustonÕs population is growing quickly, but when Harvey hit there were far fewer homes and other properties in the area with flood insurance than just five years ago, according to an Associated Press investigation. (AP Photo/David J. Phillip, File)

A barbed-wire fence encircles the Highlands Acid Pit, flooded by the nearby San Jacinto River in Highlands, Texas, on Aug. 31, 2017, as a result of Hurricane Harvey. Floodwaters engulfed at least five highly contaminated toxic waste sites near Houston, raising concerns that the pollution may have spread. (AP Photo / Jason Dearen)

Piper Truza watches a phase of a partial solar eclipse visible in Detroit, Monday, Aug. 21, 2017. Millions of Americans gazed in wonder through telescopes, cameras and disposable protective glasses Monday as the moon blotted out the sun in the first full-blown solar eclipse to sweep the U.S. from coast to coast in nearly a century. (AP Photo/Paul Sancya)

In this Thursday, May 25, 2017 photo, an assembly line laborer works across from a collaborative robot, right, at the Stihl Inc. manufacturing facility in Virginia Beach, Va. At the plant human workers are interspersed with computers and robotics that require trained technicians to service and maintain while reducing the company's need for pursuing traditional manual laborers. (AP Photo/John Minchillo)

This combination of photos shows shows younger and older photos of "juvenile lifers," top row from left, William Washington, Jennifer M. Pruitt and John Sam Hall; middle row from left, Damion Lavoial Todd, Ahmad Rashad Williams and Evan Miller; bottom row from left, Giovanni Reid, Johnny Antoine Beck and Bobby Hines. During the late 1980 and into the 1990s, many states enacted laws to punish juvenile criminals like adults and the U.S. became an international outlier, sentencing offenders under 18 to live out their lives in prison for crimes including homicide, rape, kidnapping and armed robbery. (Michigan Department of Corrections, Pennsylvania Department of Corrections, Lawrence County Alabama Sheriff's Office, Alabama Department of Corrections via AP)

Captured in a still image from her 360 video, Middle East Photo Editor Maya Alleruzzo, far left, covers the evacuation of civilians from Mosul, conducted by Maj. Ihab Jalil al-Aboudi, an Iraqi special forces commander, center, in May 2017. (Image from video/Maya Alleruzo)