CNN Anderson Cooper 360 December 20, 2013 06:44:00
>> reporter: okay. we got a statement. dr. webster said the clinic treated difficult and complicated people with pain with the highest standard of care. he went on to call the death as tragedy of the worst kind for patients to die not from a result of treatment, but in spite of it. >> she was doing great. she was up to walking almost five miles a day. >> reporter: several months after starting at life tree, carol ann bosley kicked the medicine and went to rehab. >> she lost weight and managing pain on tylenol, only. >> reporter: soon afterward he says, carol ann got a call. >> she said dr. web...