Whether someone had the biggest stable in Northern California or a two-horse operation, the news released Sunday that Golden Gate Fields, which opened in 1941, will shut down at the end of the meet in December was a punch to the gut and led to a great deal of uncertainty. Horsemen have just five months to figure out what they will do next. The possibilities are many. They could shift their operations to Santa Anita. They could stay put and hope that the California Authority of Racing Fairs (CARF) circuit...