US, S. Korea send North missile warning after ICBM test

South Korea and the United States fired off missiles Wednesday simulating a precision strike against North Korea's leadership, in response to a landmark ICBM test described by Kim Jong-Un as a gift to "American bastards".Tuesday's launch -- acknowledged as an intercontinental ballistic missile by Washington -- marked a milestone in Pyongyang's decades-long drive for the capability to threaten the US mainland with a nuclear strike, and poses a stark foreign policy challenge for Donald Trump.The U