Police said ballistic evidence links the death of a woman shot and killed in a parking lot in a northern Virginia suburb Monday night to ten other shootings -- eight of them fatal -- by a Washington-area sniper.

As authorities link another deadly shooting in the Washington, D.C. region to the work of a serial sniper, experts discuss the psychological effects of the attacks on residents in the area and the role of law enforcement and the media…

Ray Suarez reports on the sniper shootings in the D.C. area and criminologist Arnett Gaston describes the challenges law enforcement officials are facing in attempting to solve the case.

As a new U.S. Supreme Court term opens, Jan Crawford Greenburg of the Chicago Tribune previews some of the pivotal and controversial cases facing the high court over the next nine months.