I also went to CIS office today. see my post at

http://web1.wenxuecity.com/BBSView.php?SubID=immigration&MsgID=295003

I did my 2nd finger print and asked about NC with an infopass appointment today. My I485 got LUD afterwards. However, sadly, my NC has not been cleared yet.

It would be appreciated if anyone can answer the questions I posted.