Critical Insights — an independent polling firm in Portland, Maine — showed that she is leading Allen statewide 57% to 30%. Independent Senator [[Joe Lieberman]] has stated publicly that he plans to campaign for Senator Collins' reelection. Collins is currently the longest-serving Senator to have never missed a roll call vote. | Critical Insights — an independent polling firm in Portland, Maine — showed that she is leading Allen statewide 57% to 30%. Independent Senator [[Joe Lieberman]] has stated publicly that he plans to campaign for Senator Collins' reelection. Collins is currently the longest-serving Senator to have never missed a roll call vote. |