Dr. Jason Johnson discusses how former VP Joe Biden called out President Trump while addressing the aftermath of two weekend mass shootings in El Paso, Texas and Dayton, Ohio. Other panel members include John Heilelmann (NBC News), Matthew Miller (Fmr. Chief Spokesman US Dept. of Justice), Jacob Soboroff (NBC News), Raul Reyes (USA Today), Elise Jordan (Time), and host, Nicolle Wallace.