The <a href="https://en.wikipedia.org/wiki/Doomsday_Clock" id="mwAXE" rel="mw:WikiLink" title="Doomsday Clock">Doomsday Clock</a> is set to five minutes to midnight in response to <a href="https://en.wikipedia.org/wiki/North_Korea" id="mwAXI" rel="mw:WikiLink" title="North Korea">North Korea</a>'s nuclear testing.