text: Putin: US anti-missile system in Alaska, South Korea challenges Russia - Business Insider
  Putin: US anti-missile system in Alaska, South Korea is a challenge to Russia, and it's obliged to respond
  Jun. 1, 2017, 9:35 AM
  Russian President Putin meets with representatives of international news agencies in St. Petersburg.
  ST PETERSBURG, Russia (Reuters) - Russian President Vladimir Putin said on Thursday that elements of a U.S. anti-missile system being built in Alaska and South Korea were a challenge to Russia which it was obliged to respond to by building up its own forces in the region.
  (Reporting by Denis Pinchuk, Andrew Osborn, and Dmitry Solovyov; editing by Maria Kiselyova)
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