In a virtual town hall Monday, representatives from the Horseracing Integrity and Safety Act (HISA) Authority outlined, and took stakeholder questions on, the revised "Racetrack Safety" rules that have just gone into effect. The main rule revisions and modifications apply to intra-articular injections and to vets' listings. An online "handbook" of the new rules can be accessed here. The following are some of the primary points raised during Monday's hour-long session, and in the materials available online. Joint Injections The updated rules on intra-articular injections are significantly stricter than what...