DJ LeMahieu set to hit free agency at age 30

DJ LeMahieu becomes a free agent after batting .278 with 15 home runs and 62 RBIs with the Rockies About Major League Baseball: Major League Baseball (MLB) is the most historic professional sports league in the United States and consists of 30 member clubs in the U.S. and Canada, representing the highest level of professional baseball. Led by Commissioner Robert D. Manfred, Jr., MLB currently features record levels of labor peace, competitive balance and industry revenues, as well as the most comprehensive