Dollar store fire under investigation in Tomball

TOMBALL, TX (KTRK) -- Investigators are trying to determine what sparked a fire at a north Houston dollar store.

The fire began around 3:30am at the Dollar Tree store at 22625 Highway 249 near Spring Cypress in Tomball.

Five crews arrived to find smoke and fire coming from the business.

The Harris County Fire Marshal's Office says the cause of the fire is still under investigation.

Several other neighboring businesses also suffered smoke and water damage.