41.   The killings occurred in an era of notorious Los Angeles criminals, including the Skid Row Slasher, the Hillside Strangler and the Night Stalker.

42.   The lates killings occurred amid a wave of violence.

43.   The killings occurred a few hours after the Super Bowl XXXIV game at the Georgia Dome.

44.   The latest wolf killing occurred near Hawley Lake, on the Fort Apache Indian Reservation, between Show Low and Springerville.

45.   The moment when I figured out why this killing had occurred defined me in some way.

46.   The killings occurred in a fight on a Buckhead street hours after the Super Bowl at the Georgia Dome.

47.   The killings occurred late Sunday.

48.   The killings occurred on the last day of a special promotion called the Atlanta Homecoming Weekend, which was sponsored by the Atlanta Convention and Visitors Bureau.

49.   The local police said the killing had occurred during a robbery and was not political.

50.   The name is derived from the fact that the killings occurred near railroad tracks and authorities think the killer traveled the United States on trains.