The Cannabidiol (CBD) market is growing faster than a garden weed, and as the vast roots of this multi-billion dollar industry reach further into everyday life, it's hardly surprising that the racing industry has had to take accommodating actions. This can be evinced in a California Horse Racing Board (CHRB) notification sent to trainers Friday, warning that use of these CBD products can lead to a positive "for CBD and/or CBD metabolites in blood and urine," and that, because CBD is currently unclassified in California, a positive would by default...