NBA: Mavericks’ Kyrie Irving out due to bulging disk in back

MEMPHIS, Tennessee — Dallas guard Kyrie Irving is expected to miss one to two weeks with a bulging disk in his back, and Mavericks coach Jason Kidd said a timeline for his return was not immediately known. Kidd, speaking before the Mavericks take on the Memphis Grizzlies on Monday night, didn’t shed much light on