Sen. Barbara Boxer (D-Calif.) on Tuesday called for tougher federal gun laws, including banning large ammunition clips and federal regulations on concealed weapons permits, in the wake of the shooting rampage in Tucson that killed six and left Rep. Gabrielle Giffords (D-Ariz.) gravely wounded. Boxer, appearing at a press conference in Riverside, said the Federal Bureau of Investigation also should keep track of seriously mentally ill people with a history of violence... (GunPolicy.org)