Thousands jam the George R. Brown Convention Center in Houston seeking shelter from the massive flooding and destruction in southeast Texas from Hurricane Harvey which became the heaviest tropical downpour in U.S. history Tuesday. (AP photo)
Stories this photo appears in:
Thousands seek shelter as water keeps rising in Texas
As the human toll and the strain on flood defenses mounted, the city of Houston moved Tuesday to open two and possibly three more mega-shelters, and the rain from Harvey officially became the heaviest tropical downpour in U.S. history.