A son of former state Rep. Edward “Eddie” Acevedo went on trial in federal court Thursday, where he is accused of filing false income tax returns in a spinoff of the feds’ larger bribery investigation involving ComEd and former state House Speaker Michael Madigan.

The trial of Alex Acevedo, expected to last only a few days at the Dirksen Federal Courthouse, is the first to result from that broader probe. It comes a little more than a month before the trial of four people who are accused of trying to bribe Madigan — a proceeding that will offer a peek at Madigan’s trial and could last as many as two months.

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