Unidentified volunteers embrace outside of Woodmore Elementary on Tuesday, Nov. 22, 2016, in Chattanooga, Tenn., after a school bus crash killed at least five children on Monday. The bus driver, Johnthony Walker, 24, has been arrested on charges including vehicular homicide, reckless driving and reckless endangerment. (Doug Strickland/Chattanooga Times Free Press via AP)

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