Bill Kristol is working on a surprise for President Trump in 2020.

In the latest episode of The Jamie Weinstein Show, the founder and editor-at-large of The Weekly Standard opens up about Trump's first two years, trying to find a 2020 GOP primary challenger, the Mueller investigation, and much more. Show Roadmap:

• What's surprised Kristol during the first two years of the Trump administration.

• Whether Trump ever impresses Kristol.

• On whether the Trump administration ever reaches out to Kristol for advice.

• On Kristol's friends who work with Trump.

• Kristol discusses his recent visit to New Hampshire.

• On Kristol's efforts to field a 2020 primary challenger to Trump.

• Where Kristol sees the Mueller investigation going .

• Whether U.S. foreign policy over the last two decades has been too ambitious.