Why this athletic training shoe startup thinks it can run with the big boys like Nike and Adidas

The athletic footwear market is as competitive as the customers it serves. Brands like Nike, Adidas, Under Armour, and New Balance, along with relative newcomers such as Hoka and On Cloud, make shoes for almost anyone and everyone participating in various sports. But a few former athletes and footwear industry veterans see daylight in the market and are launching a new brand to serve it. Meet Unsung, a Boston-based company founded by former college athletes Dennis Baldwin, Jody...