Update: A statement from a Baker McKenzie spokeswoman was added to the eighth paragraph from the bottom.Leading a bar group as steeped in tradition as the Cook County Bar Association is a massive undertaking, according to Dartesia A. Pitts, the group’s newly installed president.She couldn’t be more excited to start.“I want to stay us at the forefront of defeating obstacles that stand in the way of the success and advancement of black legal professionals and attorneys,” Pitts said in her speech at …