As you would expect, there's plenty for Democrats to dislike in Rand Paul's policy ideas, especially a budget proposal that is as far to the right of Paul Ryan's as Ryan's is from Obama's.
But the Democratic National Committee's press shop would rather hit him on Israel from the right:
To be clear, Paul's skepticism about aid to Israel is part of a general desire to eliminate foreign aid spending. Israel would lose money, but so would programs to help the global poor.