Five years after issuing a request for proposals, the Air Force has down-selected 17 small businesses for its Network-Centric Solutions II Network Operations and Infrastructure contract, worth up to $5.79 billion, following protests against the original source-selection decision last March. Last year, the service chose 12 of the 29 bidders for the small business companion contract but several sidelined offerors submitted protests to the Government Accountability Office, claiming they met the source-selection criteria included in the RFP and should been...