Pyrotechnicians Prep Fourth Fireworks

BOSTON (WBZ NewsRadio) — Pyrotechnicians are busy building the expansive fireworks display that will stun concert goers and revelers along the Charles River this Fourth of July.

Chief technician Dan Havens says 1400 man hours will go into the annual display of more than 4000 fireworks launched 400 feet high above the crowd.

WBZ NewsRadio's Shari Small reports



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