With rookie minicamp set to take place this weekend, the Broncos announced the signing of 13 college free agents on Friday. Denver’s undrafted free-agent class consist of running back Blake Watson (Memphis), edge rusher Jaylon Allen (Memphis), tight end Thomas Yassmin (Utah), inside linebacker Alec Mock (Air Force), defensive tackle Jordan Miller (SMU), wide receiver Lincoln Victor (Washington State), safety Cam Allen (Purdue), inside linebacker Levelle Bailey (Fresno State), offensive lineman Frank Crum (Wyoming), defensive tackle Brandon Matterson (UTSA), punter Nik Constantinou (Texas A&M) and safety Omar Brown (Nebraska). Undrafted free agent and cornerback Quinton Newsome is in Denver but hasn’t signed yet, a source told The Denver Post.