Cavs forward Thompson out 3-4 weeks with calf injury

Cleveland • Cavaliers forward Tristan Thompson could be out for a month because of a strained left calf.He was injured in the second quarter of Wednesday night's loss to Indiana and left Quicken Loans Arena on crutches. The team said he had an MRI on Thursday and is projected to return in three to four weeks.The injury is the latest blow to the Cavs, who have lost four straight and are just 3-5 this season. Cleveland has had its share of injuries, but the bigger issue has defense for the th