By Randi Love (Reuters) -Millions of dollars in jewelry and gems belonging to exhibitors at a California retail show were stolen from an armored car traveling north of Los Angeles last week, authorities said on Monday. The robbery took place in the early hours of July 11 in the city of Fraiser Park, as the vehicle, operated by The Brink’s Co, was heading toward a storage facility, said Brandy Swanson, director of the International Gem & Jewelry Show, which hosts retail exhibits in venues around the country. It was previously thought to have occurred in the city of Lancaster, but FBI officials …