Senate Minority Leader Mitch McConnell (R-Ky.) said that the entirety of his focus is stopping President Joe Biden’s agenda, which threatens the already small chance of bipartisanship ahead of more negotiations on a potential infrastructure deal. “One hundred percent of my focus is standing up to this administration,” the Kentucky Republican said at a press conference in his home state Wednesday in response to questions about House Republicans’ potential leadership shakeup. “What we have in the United States Senate is total unity from Susan Collins to Ted Cruz in opposition to what the new Biden administration is trying to do to this country,” he said, referring to the Republican senators from Maine and Texas. Other than infrastructure bills, proposals supported by Biden on gun control, D.C. statehood, and voting has drawn very little Republican interest. Those bills passed in the House but are not likely to progress in the Senate, …