Sermon was busy at Wednesday's practice and could see extensive work in Friday's preseason opener versus the Packers, Nick Wagoner of ESPN.com reports.
Sermon took the spotlight Wednesday with Elijah Mitchell not practicing for yet-to-be-disclosed reasons. Candidates for backup work behind Mitchell include Sermon, Jeff Wilson and Tyrion Davis-Price, with the competition seemingly open as the Niners prepare for the start of the preseason.