Canadian Pacific Railway Ltd., which is pressing an unwanted takeover bid for Norfolk Southern Corp., recently revived a $20 billion-plus effort to combine with CSX Corp. in the latest sign of its eagerness to bring consolidation to the industry. http://www.marketwatch.com/story/csx-rebuffed-20-billion-canadian-pacific-merger-offer-2016-03-01?siteid=yhoof2 CSX Market Cap:23.73B http://finance.yahoo.com/q?s=CSX