2016 NFL draft: Jaylon Smith's injury scares NFL teams awaySI senior writer Don Banks looks at the severity of Jaylon Smith's knee injury and how it affects his draft stock.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceSI senior writer Don Banks looks at the severity of Jaylon Smith's knee injury and how it affects his draft stock.Add us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Feb 29, 2016 | Modified Feb 29, 2016SI STAFFShare on FacebookShare on XHome/NFL