Training for Flyball, a relay racing sport involving dogs and their owners, will begin Tuesday evening at the Carson Canine Adventures.“It’s organized chaos,” said Donald Watson, explaining the sport is fast-paced and exciting. He and his wife, Michele, have a team called Hot Rod Hounds and came to Nevada in part to start the classes here.“My husband and I have five dogs; three of them are rescue (dogs),” she said. A flyball team, she said, includes several dogs and four race each time. She also said there is quite a bit of strategy involved in the sport.The classes for beginners, …