call liberty mutual for a free quote today at see car insurance in a whole new light. liberty mutual insurance. martha: so top republicans getting ready to hit panic button as they agonize about the rise of donald trump and ben carson. party leaders fearing one or other at top of the ticket fear they could hurt chances not just in the general election but across the electoral board no in november. i m martha maccallum. bill: i m bill hemmer. three months before the iowa caucus there is no sign of change. real clear politics average polling shows trump at 24. carson hot on his heels at 23 1/2. trump launching in iowa a long somewhat aggressive attack