Volodymyr Zelensky was invited to Washington after Biden disappointed Ukraine by waiving most sanctions on the Nord Stream 2 pipeline being built from Russia to Germany
The United States has pulled all its troops out of Afghanistan, ending its longest war to cries of shame at home and celebratory gunfire from its victorious Taliban enemies in Kabul
One US official says strike was carried out by an unmanned aircraft piloted from outside Afghanistan, and secondary explosions showed the target had been carrying a "substantial amount of explosive material"
The bombings, claimed by the Islamic State group, left scenes of carnage outside the airport where thousands of Afghans desperate to flee their country had massed despite a flurry of foreign government warnings