Did the airport check I94?

来源: 于 2004-06-11 23:38:55 [旧帖] [给我悄悄话] 本文已被阅读：次

Please help, did the airport ask or check the I94 due or not when left US, since I am thinking should I apply B2 extention for my parents (their airticket are 18days after I94 due day).

many many Thanks!