“With the Senate seriously at risk, and the Koch Brothers spending prodigiously, shouldn’t Dem funders be focused on ’14 and not ’16 races?” Axelrod tweeted Thursday afternoon, in what appears to be a very thinly veiled allusion to the Clinton machine that is already coming together.

The tweet comes just days after a Wall Street Journal report on Democratic concerns that the early support for Clinton could hurt the Democratic Party’s midterm efforts.