Former White House chief of staff and Chicago mayor Rahm Emanuel confirmed Wednesday that he is considering a run for president in 2028 on the Democratic ticket, taking advantage of a vacuum in leadership. Crain’s Chicago Business reported: “’Of course’ it’s fair to say he’s considering running for president, declared Rahm Emanuel, hands for the moment neither waving nor pointing but resting on the table. ‘I’m looking at the (Democratic) field and, most importantly, what I have to contribute.’” Emanuel was the architect of Democrats’ victory in the 2006 midterm elections, when they ran socially moderate candidates in swing districts...