Atalanta's winning run and top spot are at risk when the Serie A leaders take on fourth-placed Lazio this weekend, with Napoli and Inter Milan ready to pounce should Gian Piero Gasperini's side finally slip up. Atalanta appear unstoppable, with a club record 11 successive league victories sending them soaring up the table to what seemed an unlikely position earlier this season. They slumped to three defeats in their opening five games, including a 4-0 thumping at Inter, but a remarkable upturn