Vice President Joe Biden on Thursday urged the US Senate to ratify the Comprehensive Test Ban Treaty saying he believed that all "reasonable concerns" raised by opponents of this treaty had been addressed. In 1998, the Senate voted by a wide margin against ratifying the CTBT and since then the treaty has not gained much support on Capitol Hill.
On June 30, Donald J. Trump became the first US president to set foot in North Korea. Trump made history when stepped across a low concrete marker accompanied by North Korean leader Kim Jong-un and walked a few steps into the North. The two leaders agreed to have their negotiators resume an effort to reach what has so far been an elusive nuclear deal. US President Donald J. Trump, accompanied by North Korean leader Kim Jong-un, stepped into North Korea at the border village of Panmunjom on June 30. Trump is the first sitting US president to set foot in North Korea. (Reuters/Kevin Lamarque)