The Express TribuneUS Embassy in Kabul, Afghanistan, Warns Americans of 'Imminent Attack'NBCNews.comKABUL, Afghanistan — U.S. officials warned Americans in Afghanistan on Monday about "credible reports of an imminent attack" on the country's capital in the next 48 hours. The U.S. Embassy in Kabul urged Americans "to exercise extreme caution if ...US Embassy in Afghanistan Warns American Nationals of 'Imminent' Kabul AttackNewsweekUS Embassy has 'credible reports of imminent attack' in KabulCNNall 102 news articles »