Whether it's the first snap or snap No. 1,063, prep stays the same Zach Gershman
Even if he isn't playing, Desmond Ridder understands that in a blink of an eye, that could all change.
The new Cardinals quarterback won't be starting in Arizona. That's Kyler Murray's job. Ridder's job is prepare for that blink.
"What you've got to learn is that all it takes is one play," Ridder said. "Four to six
