President Obama said Wednesday he strongly condemns the “outrageous attack” by a mob in Libya that killed four Americans, including U.S. Ambassador Chris Stevens. “Right now, the American people have the families of those we lost in our thoughts and prayers,” Mr. Obama said in a statement. “They exemplified America’s commitment to freedom, justice, and partnership with nations and people around the globe, and stand in stark contrast to those who callously took their lives.” Mr. Stevens and three other Americans were killed Tuesday in an attack on the U.S. consulate in the eastern city of Benghazi by protesters angry...