CHICAGO — Prosecutors say two Chicago men robbed a construction crew, exchanged gunfire with an off-duty sheriff’s deputy at the scene, fled, then returned to fire another shot, only to have one of the victims pull out a gun and open fire on them, too. No injuries were reported. And, according to court records, one of the men was eyed as a suspect in a series of robberies last fall but ended up being charged only with a misdemeanor. He’s also on “first-time weapon offender probation” for a 2022 gun case. The robbery occurred on March 1 in the 11500...