2nd Suspect Sought in Arizona Shooting - nytimes

TUCSON — Representative Gabrielle Giffords, an Arizona Democrat, and 18 others were shot Saturday morning when a gunman opened fire outside a supermarket where Ms. Giffords was meeting with constituents. -- 2nd Suspect Sought in Arizona Shooting
Arizona Suspect’s Recent Acts Offer Hints of Alienation
A Passionate Politician With a Long List of Friends