Andy Dalton: ‘Worst thing you can do is look over your shoulder’

Bears quarterback Andy Dalton plays against the Dolphins in the first preseason game.At first, Andy Dalton wasn’t Russell Wilson.

Then he wasn’t Justin Fields.

All along — from when he signed a one-year deal in mid-March, past when his team drafted the rookie quarterback and throughout training camp — Dalton been the Bears’ starter. And this is what he’s had to show the court of public opinion over almost six months: 33 ho-hum preseason snaps.

That changes Sunday when the Bears play the Rams.

“There’s a lot that’s gone on since March, but all that’s led to this point right here,” Dalton said Wednesday. “Regardless of everything that’s gone on, we’re here at Week 1, and this is exactly what I…