Senate Minority Leader Mitch McConnell (R-KY) is signaling serious doubts about the ability to move the Senate’s combined Ukraine aid and border reform package, which has been in talks for weeks between GOP leadership and the White House but has no concrete text as of now — and a big part of the reason appears to be former President Donald Trump. “Senate Minority [Leader Mitch McConnell] cast fresh doubt on linking Ukraine aid to a border security bill, acknowledging that the politics have been complicated by former President Donald Trump’s campaign,” wrote Punchbowl News’ Jake Sherman on X We…