Caleb Williams eager for next step — will it be a giant leap?

Caleb Williams isn’t the first heralded quarterback prospect to flounder in his first NFL start.

The Bills’ Josh Allen also struggled with accuracy and was nearly as unproductive as Williams in his first start with the Bills in 2018. He completed just 18 of 33 passes for 245 yards with a touchdown and two interceptions for a 63.3 passer rating in a home loss to the Chargers.

The following week, Allen was much more accurate and much more efficient in his first start on the road — 15-for-22...