A new report from a national coalition of mayors urges President Obama to adopt dozens of reforms to help curb gun violence, including steps to crack down on problems at gun shows and the creation of a federal interstate firearms trafficking unit. The "Blueprint for Federal Action on Illegal Guns," a copy of which was obtained by The Washington Post, presents 40 recommendations that "would dramatically improve law enforcement's ability to keep guns out of the hands of... (GunPolicy.org)