By Karoun Demirjian and Eric Schmitt in The NY Times, Apr 26, 2023WASHINGTON — The Taliban have killed the leader of the Islamic State cell responsible for the suicide bombing at the international airport in Kabul, Afghanistan, in August 2021 that killed 13 U.S. troops and as many as 170 civilians, the White House said on Tuesday. Four senior American officials said that U.S. intelligence analysts became aware in early April that the mastermind of…