BERLIN (AP) — Björn Werner signed everything thrust in front of him by NFL fans who packed a Berlin plaza Saturday. His old Indianapolis Colts jersey — it’s a best-seller in Germany — footballs, scarves, miniature helmets. Even a cleat. Werner’s NFL career ended after three seasons because of injuries, but he’s become a star in his home country as a TV commentator and media personality. He co-hosts a popular podcast, has a big social media presence and is credited with helping popularize the