Republic closes 18 adds on Marian Hill's "Down," from the ubiquitous iPhone 7 commercial that has the new duo really buzzing. Russ' "Losin' Control" (Columbia) grabs 13 adds while Bebe Rexha's "I Got You" (Warner Bros.) secures 12 new stations. Big Sean gets 7 commitments with "Moves" (G.O.O.D./Def Jam) and Childish Gambino's "Redbone" (Glassnote) locks in 6 new stations this week.