This week's Five Burning Questions looks at Travis Scott's '4x4,' which debuts at the Hot 100's apex this week.

Travis Scott's new single "4x4" debuts at No. 1 on the Hot 100 thanks almost entirely to incredibly strong first-week sales on CD, a format that many assumed was dead.

Travis Scott (né Jacques Webster) is an American rapper and singer. He rose to fame with the release of his first hit single, "Antidote," in 2015. Scott has been nominated for eight Grammy Awards.

Although Scott's performance of "4x4" technically aired "live" on ESPN's broadcast, the video from the roof of Atlanta's Mercedez-Benz Stadium was pre-recorded. No, Travis Scott was not live on ...