CNNW CNN Newsroom February 15, 2012
and may be in her system from the doctors to the pharmacies that provided them. sus dan candiotti has more about the funeral preparations. don, let's start with you. how are they examining those prescription drugs? >> they have subpoenaed several pharmacies and several doctors from the prescription medications found in whitney houston's hotel suite. they are doing that because they want to know exactly what was in her system. they are trying to trace the doctors and the pharmacies. one thing as they say would possibly lead to another, they are speaking to doctors here on the west coa...