Items found with Burris appear to have `` come from the victims , '' official says . The FBI is investigating whether there are any links between the two incidents and other recent attacks in which a gunman killed three people at an elementary school in Newtown, Conn., last week before killing himself inside his Burris suspected in five slayings in Gaffney , South Carolina .
Items found with Burris appear to have `` come from the victims , '' official says . North Carolina authorities shot Patrick Burris on Monday . Burris suspected in five slayings in Gaffney , South Carolina .