Gonzalez said that the gas release happened during work on a flange at the facility, which is part of a cluster of oil refineries and plants that makes Houston the nation's petrochemical heartland.
At least two killed and dozens injured after leak at a Texas oil refinery
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Harris County Sheriff Ed Gonzalez said police took Alex Robinson, 19, into custody Tuesday after deputies arrived at a shopping center in Katy to find members of the Yong-in taekwondo dojo restraining the suspect.
Taekwondo instructor Simon An, family of black belts foil sexual assault in Texas
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