The city of Chicago’s top attorney said the city will continue to flex its litigation muscle if it believes the Trump administration is not acting in the city’s best interests.In a sit-down interview with the Daily Law Bulletin, Corporation Counsel Edward N. Siskel said the city has placed “an increased focus and prioritization” on using “affirmative litigation,” where the city is the plaintiff.“It’s a priority of mine and the mayor’s to use the tools at our disposal …