If the job of British ambassador to the U.S. Kim Darroch isn't in immediate jeopardy following the leak of cables slamming the American president, his expected successor's looks to be. Possibly to the delight of pro-Brexit forces.

Iran's first breach of the nuclear deal doesn't rise to the level of a direct danger yet, proliferation experts say. But the White House appears to be dramatizing the non-compliance to pressure European powers to shun Tehran before a more significant violation can happen.

Top-tier Democratic presidential candidates Kamala Harris and Elizabeth Warren solidified their statuses after back-to-back debates featuring two rounds of candidates, on Wednesday and Thursday in Miami. The showdowns also served as clarifying moments for fringe contenders for better or worse.