The Texas Rangers could face right-hander Yu Darvish, a former teammate, in the first series of the 2019 season.The tentative Major League Baseball schedule for 2019 calls for the Rangers to open at Globe Life Park against against the Chicago Cubs, the Chicago Tribune reported on Tuesday. Darvish joined the Cubs this season as a free agent on a six-year contract.The clubs would open a three-game series on March 28.