USC coach Lincoln Riley has always been incredibly diligent in the recruiting process when it comes to evaluating the quarterback position. It is always a very small list of signal-callers who receive an offer every cycle, less than a handful.   And during the 2026 cycle, the Trojans went all in on Lincoln-Way East (Ill.) four-star quarterback Jonas Williams, who was committed to Oregon, before they flipped him in the early part of the spring.  USC Trojans freshman quarterback Jonas Williams | USC Trojans on SI Riley and offensive coordinator/quarterbacks coach Luke Huard spent an extensive amount of time evaluating and getting to know Williams throughout the recruiting process.  “When you watch the film, when you get a chance to go see him in person, very accurate passer, very athletic, can make all the throws that this offense requires,” Huard said.…