After years of fighting for more trading to come back onto stock exchanges, Nasdaq OMX Group Inc. NDAQ, -1.04% is considering joining the dark side.
http://www.marketwatch.com/story/nasdaq-looks-to-operate-dark-pools-for-banks-2015-01-11-201033221
http://www.marketwatch.com/story/nasdaq-looks-to-operate-dark-pools-for-banks-2015-01-11-201033221