>> reporter: what do you do if you are stuck in afghanistan? don't go to the airport according to the us government, word of a possible imminent attack is out there especially after the latest intelligence from the uk after the us embassy put out the statement, threat of cyber couple airport, us citizens should avoid traveling to the airport, those at east gate or northgate should leave immediately. the evacuations of continued but we hear different figures from the administration how many americans are stranded in afghanistan. state department says the number is around 1500 or so and may include a group of families from california. anthony blinken says americans were repeatedly warned. >> march of this year we sent 19 messages to americans enrolled with the embassy in kabul encouraging and urging them to leave the country.