Trainers are being advised to continue gallops exercise, and adhere strictly to social-distancing requirements, following Prime Minister Boris Johnson's announcement of new measures to combat the spread of coronavirus. The Prime Minister spelled out, in a broadcast address to the nation on Monday night, that the vast majority of the public must stay at home until further notice. The only exceptions are one permitted piece of outdoor exercise per day, essential shopping for provisions or for medical attention--while observing social-distancing. A list of key workers who are exempt has, however,...