NW Harris County Walmart cleared after bomb threat, sheriff says

HOUSTON - A northwest Harris County Walmart was evacuated Friday after a bomb threat was reported at the store, according to the sheriff.

Bomb threat at Harris County Walmart

(Photo by ROBYN BECK/AFP via Getty Images)

What we know:

Sheriff Ed Gonzalez says the threat was called to a Walmart along FM 1960 near Highway 290. The store was evacuated out of caution as authorities investigated.

The sheriff later posted an update saying nothing suspicious was found, but authorities are still investigating the threat.

What we don't know:

The person who made the threat is unknown.