UN Secretary-General Guterres calls for new push to stop the 'stupid war' in Yemen
Yemeni fighters of the Shiite Huthi movement take part in a demonstration on March 18, 2015 in the Yemeni capital Sanaa (AFP)

UN Secretary-General Antonio Guterres called Sunday for a renewed push to end the "stupid war" in Yemen, saying he hoped the Trump administration could pressure Saudi Arabia to ease the humanitarian crisis there.