Sidestepping Second Amendment issues, a federal appeals court declined to revive a lawsuit filed by a Chicago emergency dispatcher who was fired for shooting another woman during a traffic altercation.The 7th U.S. Circuit Court of Appeals did not rule on the merits of Keli Calderone’s assertion that the loss of her job constituted retaliation for exercising her right to keep and bear arms.Instead, the court held qualified immunity shields Calderone’s supervisors from her Second Amendment claim.Citing Moore v. Madigan, 702 …