On July 4, North Korea successfully tested an intercontinental ballistic missile (ICBM) which flew about 580 miles and reached an altitude of nearly 1,741 miles, according to the state media, meaning it had the capacity to reach Alaska.
So what now? Options range from diplomacy, sanctions and pressure from China to military action. Each route poses its own problems and consequences.
How are the U.S. and China approaching the situation? What is the magnitude of the threat and the potential for escalation? What options does the U.S. have and what are their possible repercussions?
Fred Fleitz, former CIA analyst (1986-2005) and senior vice president at the Center for Security Policy, a conservative think tank in Washington D.C.; he tweets @FredFleitz