President Trump's effort to reset relations with Russia backfired at home, when he failed to side with U.S. intelligence over Moscow's interference in the 2016 election. The president's equivocation drew bipartisan condemnation, capping a week in which Trump alienated allies and cozied up to adversaries.

ISIS has claimed responsibility for Saturday's terror attack in London. The Islamic State's news agency Amaq said in a statement Sunday that ISIS "soldiers" carried out the attack.