Is Obama's foreign policy really like Bush's?

Time's Tony Karon claims that President Obama has 'defaulted' to President Bush's foreign policy positions (Hat Tip: Instapundit). I disagree, at least where it concerns Iran and the Israeli-Arab dispute. Let's look at what Karon says on those two issues and see what's changed since January 2009. Here's Iran. Candidate Obama promised to engage with Iran, pointing out that the Bush