2 Workers Killed in Chemical Plant Incident in Pasadena

Two workers died early Saturday cleaning a chemical tank in Pasadena, Texas according to Harris County Sheriff's deputies. The incident occurred around 1:30 a.m. at the Quala firm at 5100 Underwood Road. Authorities say that the workers were cleaning a chemical tank and may have been "overcome by fumes."

According to initial reports, a male employee went into the back of an 18-wheeler. When he didn't return, another employee went to check on him. Eventually, an employee wearing a gas mask went to check on them, and found their bodies, authorities said.