A storm chaser tries to save Boston from destruction when a freak tornado bombards the city with huge boulders. A storm chaser tries to save Boston from destruction when a freak tornado bombards the city with huge boulders. A storm chaser tries to save Boston from destruction when a freak tornado bombards the city with huge boulders. A storm chaser tries to save Boston from destruction when a freak tornado bombards the city with huge boulders.