Opposition member : `` I think this thug , this killer knows that he has no where to go '' Sixty percent of Tripoli is without water or sanitation , the U.N. secretary-general says . Report : A teen says he saw Gadhafi on Saturday in Tripoli . Rebels set a Friday deadline for Moammar Gadhafi loyalists to surrender .
Opposition member : `` I think this thug , this killer knows that he has no where to go '' 60 % of Tripoli is without water or sanitation , the U.N. secretary-general says . Report : A teen says he saw Moammar Gadhafi on Friday in Tripoli . Rebels set a Saturday deadline for Gadhafi loyalists to surrender .