‘You agreed to wear wires against your ComEd family’: Star witness in Madigan trial grilled on cross-examination
Defense attorneys try to undercut Fidel Marquez’s credibility after gun purchase attempt CHICAGO – Before the sun rose on a cold Wednesday morning in January 2019, Fidel Marquez agreed to a life-altering assignment as a cooperating witness in a criminal case the government was building against his colleagues at electric utility Commonwealth Edison and powerful…