Chemical spill backs up traffic at I-35 and Thousand Oaks near Toyota Field

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SAN ANTONIO – Emergency responders have been working since 6 p.m. to clear a roadway of chemicals after a tanker carrying an unknown substance experienced leak at Interstate 35 and Thousand Oaks.

San Antonio Fire Department spokesperson Woody Woodward said eight units were still at the scene.

Toyota Field warned drivers of the delay ahead of the San Antonio FC match at 7:30 p.m.