U.S. Defence Secretary Ashton Carter says the Pentagon has options on whether it might shoot down an ICBM launched by North Korea.
Earlier, Pyongyang claimed it could launch an inter-continential ballistic missile whenever leader Kim Jong Un set the time and place.
Defence Secretary Carter says, the response depends on whether the flight is a threat to the U.S. or allies.
IN: "If...it...
OUT: ...from the flight."
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