Christian McCaffrey’s imposing reaction to 49ers rookie tailback will rile up fans

Fuente: New York Post

Kaelon Black has yet to play in an NFL game, and he’s already leaving a strong impression on 49ers veterans at training camp. Running back Christian McCaffrey was quick to praise his teammate when asked about him after Wednesday’s practice and called him “stacked. ” “You can tell he’s played a high level of football; he’s played mature football,” McCaffrey said.