Hazardous Material teams are at Greenway Plaza investigating a suspicious substance at Ted Cruz headquarters in Houston.

Between the Cummins Green and Norfolk St. several police vehicles and firefighter trucks have swarmed and blocked the building off. FBI officers are also said to be on the 7th floor of the headquarters.

Offices such as Radio One and the Israeli consulate are located inside the Greenway Plaza building.

Helicopters are also above the building although no one has been evacuated.

Stay tuned with us for more details and updates.

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