The resignation of the U.S. ambassador to the Vatican presents President Obama with the same dilemma he faced three years ago in trying to find a pro-life Democrat to fill the diplomatic post in the Holy See, which is angered by Mr. Obama's push to force Catholic institutions to provide health insurance coverage for abortion and birth control.

The new U.S. ambassador to Turkey greeted reporters upon his arrival in the capital, Ankara, with an old Turkish saying about reacquainting oneself with old friends.