The Giro d'Italia saw losses for Tom Dumoulin and a win for Primoz Roglic, the Tour of California may finally be won by its home team, and a couple of old sprinters are back in the headlines for all the wrong reasons. We open with a discussion of the latest racing news and then turn to the decidedly nerdy. 

In Nerd Alert, Caley and James note the apparent linear relationship between the amount of dirt and gravel in an event, and the size of the tire best suited to that event.