Murray allegedly gave Jackson propofol in the hours before death , source says . Sources close to Jackson say doctor administered drug believed to have killed singer . Chernoff said members of Murray 's legal team were at the medical office during the search , which he said `` was conducted by members of the DEA , two robbery-homicide detectives from the Los Angeles Police Department and Houston Police officers . '' Detective Conrad Murray was with Michael Jackson on day that he died . Police have interviewed Murray twice since Jackson 's death .
Murray allegedly gave Jackson propofol in the hours before death , source says . Sources close to Jackson say doctor administered drug believed to have killed singer . Detective Conrad Murray was with Michael Jackson on day that he died . Police have interviewed Murray twice since Jackson 's death .