A slight majority of Minnesotans support the effort to amend the Minnesota Constitution to ban same-sex marriage, according to the Star Tribune’s Minnesota Poll . About 48 percent of Minnesotans support the amendment voters will judge on the November 2012 ballot, 43 percent are opposed to the ban and 8 percent are undecided. The poll shows that people under 34 overwhelmingly rejected the amendment, 58 to 33 percent, and Minnesotans over 65 overwhelmingly approved of the ban at 70 percent to 26 percent.