WASHINGTON, United States (AFP) — The United States warned Saturday of a “specific, credible threat” near Kabul airport and urged its citizens to leave the area, days after a deadly attack on crowds fleeing Taliban rule in Afghanistan. “Due to a specific, credible threat, all US citizens in the vicinity of Kabul airport… should leave the airport area immediately,” the US Embassy in Kabul said in a security alert. © Agence France-Presse