A possible fireworks explosion is under investigation at a country club on Cape Cod in Massachusetts. The incident happened early Wednesday evening at the New Seabury Country Club in Mashpee. Video from a viewer sent to WBZ-TV showed a huge cloud of smoke going straight up into the sky.

An explosion ahead of a Fourth of July celebration at a Cape Cod country club has prompted officials to issue safety warnings around fireworks.

A fireworks display prematurely exploded at a country club in Mashpee, Massachusetts, state police confirmed Wednesday. Crew members were assembling the display for a 9 p.m. show at the New Seabury Country Club when it ignited several other cases on the ground,