The argument began in Anthony Pilla's Bridgewater house, where the mother lives. Police said Pilla's brother threw his cap and glasses at the 49-year-old old.
According to an affidavit, Pilla went to the basement and returned with a loaded shotgun. Police said the brothers wrestled, Pilla dropped the shotgun and their mother took it out of the house Wednesday.
Pilla is charged with aggravated assault and possession of a weapon for an unlawful purpose.
Police did not release the name of his brother or say what kind of sandwich was at the center of the dispute.
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Information from: Courier News, http://www.mycentraljersey.com
