Singer Sawyer Hill postponed his North American tour after driver David Jackson died and four others were injured when their bus flippedCelebrityOct 21 at 9:35 AM – Oct 21 at 2:12 PM3 outletsDaily MailRocker Sawyer Hill's tour bus goes off road and flips after father of four driver tragically dies behind wheel in horror accident Oct 21 at 2:12 PMNew York PostRock singer Sawyer Hill’s tour bus runs off road and flips after driver dies behind wheel Oct 21 at 9:35 AMThe OregonianPopular rock singer’s bus flips after driver’s medical emergency: ‘My heart is broken’ Oct 21 at 12:01 PM