We recently ran part one of our story on the challenges facing HISA. Today, we deal with lawsuits, adjudication, and more. This time next year, the machinery of horse racing in the U.S. may be almost a month into a radical system overhaul. But with scant few calendar pages between now and then, what do we know about how the cogs, wheels, and pulleys of the Horseracing Integrity and Safety Act (HISA) will work together? To find out, the TDN reached out to Charles Scheeler, chair of the HISA board...