Wide receiver Cameron Catron was shot by a man with dreadlocked hair and frosted tips, according to Lexington, Ky., police.
Iowa Western Community College will be the former the third school in as many years for the former 4-star recruit.
Slade played in 10 games for the Sun Devils in 2018.
Ty Tyler was also second in tackles for loss for the Thundering Herd in 2018.
TE Nick Muse will head to the SEC USC after two seasons at FCS William & Mary.