(KMOV.com) -- Federal officials are investigating after someone threw an explosive device at the Robert A. Young federal building in downtown St. Louis early Monday morning, authorities said.
Officials report the incident happened around 1 a.m. in the 1200 block of Spruce Street. The building the device was thrown at houses several government agencies, including Homeland Security, Housing and Urban Development, Coast Guard, and the Army Corps of Engineers.
According to authorities, the device landed on the sidewalk outside the building and exploded. No injuries were reported and there was very little damage done.
After investigators released the scene, a News 4 crew was able to see where the device landed and burst into flames. The only remnants of the device are two blackened spots on the sidewalk and scattered glass fragments.
It appears this might have been similar to a "Molotov cocktail," but has not been confirmed by investigators.
According to reports, a witness saw the male suspect who threw the device. The witness pursued the man, but he got into a gray Chevy Camaro with Illinois license plates and took off. The vehicle is decribed as a 1990's model with no hubcaps and partial license "N50."
The witness told police the suspect is a black male in his 30's, about 5'10" to 6', 225-250 pounds, bald, wearing a gray sweater and black jeans.
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