Steve Smith Sr. brings in Muhsin Muhammad to grill rookie wide receiver, Jonathan Mingo. Subscribe to the Panthers YT Channel: bit.ly/35gP3RB For More Panthers NFL Action: bit.ly/2nv06FN #CarolinaPanthers #Panthers #NFL #Rookies For more Panthers action: panthers.com Like us on Facebook: facebook.com/CarolinaPanthers Follow us on Instagram: instagram.com/panthers Follow us on Twitter: twitter.com/Panthers