The mishap was reported by an iPhone, according to police, who stated the cause of the collision is still under investigation. The iPhone reportedly sensed the hit and immediately alerted emergency services when the owner didn't answer. The worst collision in Lincoln in recent memory, according to Assistant Chief Michon Morrow of the Lincoln Police Department. We've been trying to come up with another accident this horrible, but nothing has came to mind. By Sunday afternoon, investigators had not been able to locate any witnesses to the collision, which may make it more difficult to ascertain what transpired. It will