Dolphins new head coach Jeff Hafley sees value in mistakes as his young team prepares for preseason

MIAMI GARDENS, Fla. (AP) — Jeff Hafley wants to see the mistakes.Of course the Miami Dolphins first-year head coach does not want his players missing assignments, lining up offsides or running the wrong routes on game days. But he has stressed to his young team the importance of pushing beyond their comfort zones during training camp, even if that means getting things wrong.“Some guys get so comfortable, right?” Hafley said Monday. “And they’re so scared to make a mistake that they play things safe. How do you grow if you’re going to play things safe? That doesn’t make any sense to me because you’re comfortable or you don’t want to look bad? It’s not about looking bad.”Hafley has taken that approach himself, testing out different snap counts for quarterbacks and living with pre-snap penalt