Chip Ganassi heard the chatter. In late August 2012, rumors roiled among the essential players in North American sports car racing. Its two sanctioning bodies -- GRAND-AM Road Racing and the American Le Mans Series (ALMS) – were considering a merger.Not long after the gossip surfaced, the news became official....

The merger between NASCAR and International Speedway Corporation (ISC) is done.NASCAR announced Friday morning that it has successfully completed its acquisition of ISC and will now move forward as one company. It will continue as NASCAR and remain based in Daytona Beach, Florida. ISC will no longer be listed on...