JUST IN: EXPLOSION ROCKS DOWNTOWN HOUSTON

The Lone Star Legal Aid offices in downtown Houston were rocked by an explosion on Monday morning, ABC 13 reported. Eyewitness video shows the building covered in flames and smoke. It is still unclear how the fire began or whether there were any injuries or fatalities. The explosion comes amid severe flooding and damage brought on by Tropical Storm Harvey.

There is no word yet on how the fire began.

Lone Star Legal Aid tweeted hours before the fire that its Houston office would be closed on Monday, due to Tropical Storm Harvey.

This is a developing story. We will keep you up-to-date as more information becomes available.