A friend of mine recently wrote to the senior senator from Arizona regarding his anticipated "reaching out" to the other side on gun control. The senator's response is clearly a form letter, so I am not revealing privileged information by reproducing it here. My response follows. Thank you for contacting me regarding the Tucson shooting tragedy and its impact on federal gun control legislation. I appreciate hearing from you on this vital issue. On January 8, 2011, a gunman committed a senseless atrocity by murdering six people and wounding many others, including Congresswoman Gabrielle Giffords, outside of a grocery store...