Camila Cabello's "Havana" f/Young Thug (SYCO/Epic) has a firm hold on #1 and will remain there for a second week. Halsey's "Bad At Love" (Astralwerks/Capitol) makes the move inside the Top 5, poised to land at #4. Atlantic's Ed Sheeran joins the Top 5 as well, with "Perfect." Post Malone's "Rockstar" f/21 Savage (Republic) takes a big jump up to #9. Dua Lipa's "New Rules" (Warner Bros.) is set to join the Top 10. NF's "Let You Down" (NF Real Music/Caroline) joins the Top 20 along with Taylor Swift's "End Game" f/Ed Sheeran & Future (Big Machine/Republic), which is also one of the week's Greatest Gainers. Two tracks with big moves joining the Top 30 are Bebe Rexha's "Meant To Be" f/F.G.L. (BMLG/Warner Bros.) and Walk The Moon's "One Foot" (RCA). Looking to chart is CNCO & Little Mix's "Reggaeton Lento" (SYCO/Columbia).