WTF! Bomb Explodes Inside of Walmart Store In Virginia CHANTILLY, Va. (WJLA) — A small bomb exploded Wednesday evening inside a Walmart store, but police said no injuries were reported. Continue reading The device detonated inside the store in the Chantilly Shopping Center about 6:20 p.m., said Roger Henriquez, a Fairfax police spokesman. It produced a lot of smoke, prompting the evacuation of the building. Police said the incident was malicious, but did not immediately provide further details.