The Broncos won their preseason opener over the San Francisco 49ers, 30-9, but left the Bay Area with more questions than answers.

Here are five things The Denver Gazette hopes to learn entering the team’s second preseason game on Saturday against the Cardinals at Empower Field:

1. Will Bo Nix bounce back?

The starting quarterback mostly struggled over three offensive series against the 49ers. His deep balls were underthrown. He earned a safety after being called for pass interference in the end zone. His only scoring drive against San Francisco's backup players resulted in a field goal. There is no reason to panic considering the stakes of preseason football. But another slow start against the Cardinals should halt momentum of the Nix hype train. He needs a strong outing to put any q

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