Complex sentence: This was due to a shortage of components such as the screen; reports emerged, stating that Sharp was unable to ship the screen before the debut of the iPhone 5 and other manufacturers reported that it was difficult to keep up with demand.
Split into simpler sentences: This was due to a shortage of components such as the screen. Reports emerged, stating that Sharp was unable to ship the screen before the debut of the iPhone 5, and other manufacturers reported that it was difficult to keep up with demand.