A plastic bottle containing an unknown substance exploded on the front porch of a Northside home late Thursday night.
The home is located on Devan Lee Drive, which is north of Oceanway.
The homeowner heard a loud "pop" at the front door and discovered a bottle that exploded.
There were no injuries or damage to the front porch.
Officers are not sure who placed the bottle on the front porch and why they did it.