guests include bob corker of tennessee and democratic senator chris murphy of connecticut. and also congresswoman debbie wasserman schultz. and this week with mike mccall -- the secretary of the homeland security committee and retired supreme court justice john paul stevens. and at 2 p.m. -- guests include the russian ambassador to the u.s. and the archbishop of washington. the state of the union follows at 3 p.m., with stu rothenberg the publisher of the "rothenberg political report," the director of the democratic national committee -- and ambassador to the u.s.. and cardinal timothy dolan, the archbishop of new york and massachusetts governor deval patrick on security for the 2014 boston marathon. the sunday talk shows on c-span radio, brought to you as a public service from cable companies and c-span.