NEW : Placard from Washington state was found in a ditch , radio station says . Police ' place it was next to crime scene in Seattle , Washington , building . `` Everyone 's out there for the holidays , trying to represent their religion , their beliefs , and it 's a time to be positive . '' Sign calls religion a myth that ` ` hardens hearts and enslaves minds '' Some residents , Christian groups say atheists attacking celebration of Jesus ' birth .
NEW : Placard from Washington state was found in a ditch , radio station says . Police ' place it was next to crime scene in Seattle , Washington , building . Sign calls religion a myth that ` ` hardens hearts and enslaves minds '' Some residents , Christian groups say atheists attacking celebration of Jesus ' birth .