Vikings' Justin Jefferson holds 'JJets Flight School' at Under Armour Stadium in Baltimore

Vikings' Justin Jefferson holds 'JJets Flight School' at Under Armour Stadium in Baltimore

Minnesota Vikings All-Pro wide receiver Justin Jefferson visited South Baltimore over the weekend to hold his second annual "JJets Flight School" at Under Armour Stadium for the first time.Jefferson, an Under Armour athlete, holds the three-day invite-only camp in an effort to bring together the nation's top high school football talent for an on-field learning experience.While some of the talent came from across the country, Jefferson invited mu…