Teenaged Brock Purdy once took photo with Patrick Peterson
Brock Purdy throws 2 TDs in return from elbow surgery; 49ers drill
Brock Purdy Claps Back at Steelers' Patrick Peterson
Steelers' Patrick Peterson predicts interception in Pittsburgh debut
49ers QB Brock Purdy Claps Back at Steelers CB
Brock Purdy makes NFL history in 49ers win over Steelers by
49ers QB Brock Purdy slyly responds to Patrick Peterson's bold
Brock Purdy vs. Patrick Peterson trash talk, explained: Why 49ers
Purdy throws 2 TDs in return from elbow surgery; 49ers drill