Losing? Trump rattled as Harris taps stars from Beyoncé to Megan Thee Stallion

From Beyoncé to Megan Thee Stallion, the Harris campaign is tapping into the energy of pop stars. With anthems like 'Hot Girl Summer' and 'BRAT,' the campaign is embracing pop star power to energize their message. MSNBC’s Ari Melber reports.(Check out The Beat's playlist: https://msnbc.com/ari Connect with Ari Melber: https://www.instagram.com/arimelber)