Historic flooding inundates Texas, hampering rescue efforts

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Published on 27 Aug 2017, 22:11
Houston's mayor on Sunday urged his constituents in the nation’s fourth-largest city to stay off roadways as the state of Texas continues to contend with unprecedented flooding from Hurricane Harvey, now classified as a tropical storm. Officials said rising waters would reach catastrophic proportions, with more than 2,500 emergency calls made overnight in Houston alone. Hari Sreenivasan has more.