Coachella 2019: Yes, Idris Elba is DJing Coachella -- and other takeaways from the roster announcement

At a little before 8:30 p.m., like a lightning bolt striking a Joshua tree, the annual music festival season commenced with a tweet. Promoter Goldenvoice had spoken, and lo: Childish Gambino, Tame Impala and Ariana Grande would headline the 2019 Coachella Music and Arts Festival. Joining them will...