Mysterious booms plague Midwest town

Mysterious booms plague Midwest town

Mysterious booms plague Midwest town, Mysterious Booms and Trembles Plague Wisconsin Town, Baffle Scientists, Scientists say the outbreak of loud underground "popping" isn't caused by quake activity or drilling. Police, residents and experts are baffled by the source of mysterious booms and shaking that have been plaguing the town of Clintonville, Wis., for