The US scored a huge medal haul in Rio – something always expected, but not always materialized. The expectations are always there because of our purported sprint and hurdle prowess. I say purported because in Rio it was our middle and long distance crew that led the way, as our sprint and hurdle crew has gotten a bit long in the tooth. We scored some "speed" medals, but not the haul we accumulated a decade or more ago. Where we were once THE single dominant power in the speed events, the New Millennium has seen vast improvement from the Caribbean nations. In addition, more recently a resurgence from Africa, Canada,…