`` We still do n't understand what happened . NEW : An autopsy was conducted Monday on the body of Brittany Murphy . No signs of foul play or trauma , sheriff 's office spokesman says . She pronounced dead Sunday morning at Los Angeles Hospital , spokesman says . Murphy starred in ` ` Clueless '' and ` ` 8 " , '' and did voice of Luanne in ` ` King of the Hill ''
NEW : An autopsy was conducted Monday on the body of Brittany Murphy . No signs of foul play or trauma , sheriff 's office spokesman says . She pronounced dead Sunday morning at Los Angeles Hospital , spokesman says . Murphy starred in ` ` Clueless '' and ` ` 8 " , '' and did voice of Luanne in ` ` King of the Hill ''