PHOENIX – Tucson shooting rampage suspect Jared Lee Loughner pleaded not guilty yesterday to federal charges of attempting to assassinate U.S. Rep. Gabrielle Giffords and attempting to murder two of her staff members.

The 22-year-old is accused of opening fire on Giffords and a crowd of bystanders outside a grocery store Jan. 8 — killing six people, including a federal judge, and wounding 13.

Latest From ...