In the weeks leading up to mock trial competitions, the team at Northwestern Pritzker School of Law can be found in the suburbs, spending their weekends plotting and tweaking their strategy in the Northbrook home of their coach, Richard I. Levin.While prepping for a mock trial might not be every law student’s favorite way to spend weekends, a few who nabbed a national win last weekend said putting in the extra hours was well worth it.Northwestern’s Bartlit Center for Trial Advocacy trial team won the National …