Zendaya will no longer play Aaliyah in the Lifetime biopic about the late R&B singer. The 17-year-old Disney star backed out of the project and a rep confirmed that she is "no longer involved" with the film. Zendaya was cast only two weeks ago and filming was scheduled to start this summer, with a fall release date. She was originally set to record four of Aaliyah's songs for the film. The biopic is tentatively titled "Aaliyah: Princess of R&B," and is set to trace Aaliyah's career from...