We are sounding the alarm over South Korea Ambassador vacancy; Warning of significant risk of preemptive strike against North Korea. @SenatorCardin @SenJackReed @TimKaine @PattyMurray @ChrisCoons @SenWarren @SenMarkey @SenBrianSchatz @SenJeffMerkley @SenSanders @SenatorShaheen pic.twitter.com/gPMjieXN3s— Martin Heinrich (@MartinHeinrich) February 5, 2018