In this image released by the Pima County Sheriff's department, weapons including guns and knives are seen in the aftermath of the Tucson shooting rampage that killed six people and wou

 

              In this image released by the Pima County Sheriff
In this image released by the Pima County Sheriff's department, weapons including guns and knives are seen in the aftermath of the Tucson shooting rampage that killed six people and wounded former U.S. Rep. Gabrielle Giffords and 12 others in January 2011. Authorities released more than 300 photos on Tuesday, May 21, 2013, made by investigators during their investigation in the parking lot of the shopping center where the shooting took place. (AP Photo/Pima County Sheriff)