小百兔 皮将及各位大侠,昨天在中文报纸看到从Dec 3 起， 亲属移民均

file to two Chicago offices (depending the states you live in) to avoid delay.
First, Is this true? I can't google any info to verify this.
Second, I filed for my parents, who are in China now, back at the end of Nov., can I re-file to 'avoid delay'? thanks.