LEXINGTON, Ky. (AP) — U.S. Sen. Mitch McConnell is considered such a titan in his home state that Kentucky lawmakers voted to put a statue of him alongside Abraham Lincoln in the Capitol. After overcoming polio as a child, McConnell rose to become the longest-serving Senate leader in history and helped secure a conservative majority on the U.S. Supreme Court. But anyone listening for flowery tributes to McConnell won’t hear them on the campaign trail as his party looks for a successor to the retiring senator. U.S. Rep. Andy Barr and former state Attorney General Daniel Cameron, who are competing for the Republican nomination in Tuesday’s primary, have carefully calibrated their distance from the man they once described as a mentor. It marks the closing stages of a generational shift among Republicans, with old guard figures like McConnell stepping off the political stage as President Donald Trump works to finalize his makeover of the party.…