Adidas auction of Reebok takes a hit as key bidder Authentic Brands drops out

A key bidder has dropped out of the auction for Reebok, making it more likely that German-based Adidas will take an even bigger hit on its disastrous, 15-year stint as the owner of the struggling sneaker brand, The Post has learned. As reported by The Post, Authentic Brands Group — a fast-growing licensing firm whose…