Acting Pentagon chief makes surprise Baghdad visit; trip comes after Donald Trump's comment on US troops draws flak
Acting Pentagon chief Patrick Shanahan made an unannounced visit to the Iraqi capital for talks on the sensitive issue of a continued US troop presence after Washington withdraws from neighbouring Syria.
Pentagon chief Jim Mattis has warned that North Korea poses the most urgent threat to international peace and security, calling the regime's weapons program a "clear and present danger" to all.
Mattis was addressing lawmakers seeking additional information about President Donald Trump's proposed 2018 budget.
Flournoy heads a short list of candidates to direct the war against the Islamic State in Iraq and Syria, and help Afghanistan fight the Taliban insurgency.