Austin, texas, the victims rang the wrong doorbell pulled up the wrong driveway opened the wrong card or and were shot within seconds with barely a word exchanged. it's raising questions about a uniquely american mix of guns, paranoia and racial tension. cnn's brian todd has more. 84 year old kansas city home owner andrew lester, arraigned after being charged in the shooting of 16 year old ralph jarrell. lester pleaded not guilty to two felony counts, first degree assault and armed criminal action shot in the head last thursday after going to the wrong house to pick up his siblings as yaro rec...