Firefighters in Fort Worth spent part of Wednesday morning battling a fire at a printing house south of downtown.
The fire at Comark Direct on the 500 block of South Main Street south of downtown was reported shortly after 9:30 a.m.
When firefighters arrived they reported seeing heavy smoke coming from the roof. The fire was out by 11 a.m., but firefighters remained at the scene with a hazmat team due to the chemicals used at the facility for binding.
Three people were treated for smoke inhalation, two of whom were hospitalized. No other injuries were reported.
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The cause of the fire is not yet known.