Mettenberger attributes dilute sample to ACL rehab

As LSU quarterback Zach Mettenberger prepares for the draft, he has a complication to the process unrelated to his torn ACL. Mettenberger generated a dilute urine sample at the Scouting Combine. The NFL’s drug-testing policies typically treat a diluted sample as a positive sample. Mettenberger’s physical therapist, Jason Eliowitz, attributes the positive test to efforts…