% Y7 c& }7 A# Y, b. QGenerally, there is no way to check the statue about extra required document.+ O: {( {% l& m/ v" ^9 M$ U
The only thing is to wait.
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background check??# M3 p8 }) k# g; l
I am just saying. Maybe you should send email and ask. + U' v7 ]3 j D* k0 jHave you been requested any extra document?