ET has learned what caused Michael B. Jordan and Lori Harvey to split after one year of dating. Over the weekend, Michael made his first public appearance since the split at the NBA championship game, with an eyewitness telling ET the actor looked ‘a little sad.’ Meanwhile, 25-year-old Lori stepped out with her friends for a baby shower. Lori’s dad, Steve Harvey, also weighs in on the split news on his morning radio show. Exclusives from #EntertainmentTonight https://www.youtube.com/playlist?list=PLQwITQ__CeH2Y_7g2xeiNDa0vQsROQQgv Source