Ben Rhodes, the former deputy national security adviser who negotiated Obama's opening with the Cubans, said it was disappointing Trump was halting the momentum that had built but added that it could have been worse.
Trump rolls back some, not all, changes in US-Cuba relations →
To Mr. Trump's claim that "a good lawyer could make a great case" out of Mr. Obama supposedly tapping his phones last fall, Mr. Rhodes replied: "No. They couldn't.
Donald Trump blasts Obama for 'wiretap' of Trump Tower during campaign →