USCIS:
04/24/2014 : Got Married in Cuba
05/19/2014 : Mailed I-130 application
05/22/2014 : NOA 1
10/28/2014 : Received NOA2
11/03/2014 : Nebraska shipped case NVC-12 dias laborables.
NATIONAL VISA CENTER (NVC):
11/18/2014 : National Visa Center (NVC) received
12/18/2014 : (NVC) Case Number, IIN & BIN generated.
12/19/2014 : DS-261 available. Completed & submitted online.
12/19/2014 : AOS fee bill invoiced & paid online.
12/23/2014 : Mailed AOS package/IV package
12/30/2014 : AOS package/IV package (Scanned)Spoke with Kim
01/16/2015 : IV fee bill invoiced & paid online.
01/24/2015 : Submitted DS-260 (wait begins...... )
03/04/2015 : Case Complete
03/10/2015 : Interview Date Assign 04/27/2015 @ 11:00 am
03/13/2015: Left NVC
03/23/2015: Embassy received (Status Ready )
04/27/2015: Interview Date (Administrative Processing)
4/28/2015: Status Updated Still AP
05/04/2015: Status Updated Still AP
05/08/2015: finger prints @ 8:00 am Still AP
05/13/2015: Status Updated Still AP
06/04/2015: More documents were provided to the embassy as a bonafe
06/05/2015: Status Updated still AP
06/08/2015: Status Updated still AP
06/22/2015: Status Updated still AP
06/24/2015: Status Updated still AP
06/29/2015: Status Updated still AP
07/01/2015: Status Updated still AP
07/10/2015: Status Updated still AP
07/14/2015: Status Updated still AP
07/16/2015: Status Updated still AP
08/21/2015: Case was refused
REBUTTAL
12/21/2015: Case was send back to NVC
01/14/2016: Case was received at NVC
01/22/2016: Case was send to USCIS
02/03/2016: Case was received at USCIS/ Now waiting 180 days