HENDERSON, Nev. While Derek Carr is firmly entrenched as the starting quarterback of the Las Vegas Raiders, the man signed his backup, Marcus Mariota, under the impression of coach Jon Gruden on Friday, the third practice of training camp in which players wore helmets. “He’s interesting,” Gruden said with a …
Read More »Raiders’ Jon Gruden calls backup QB Marcus Mariota ‘dazzling playmaker’
