前几天打电话查询案子状况,今天收到回信,信中说:your case need additional review, if you can't get information after 6 months, call us again.以前每次问,总回信说your case is under securty check.是不是移民局现在不能再将原因推在NAME CHECK上了,又玩新花样来故意延迟我的案子,还是我该真地相信我的CASE需要ADDITIONAL REVIEW?请问有人遇到类似回复吗?