The Fall of the Eagle — Mark Sheldon

As Dan Regal takes his plunge into the past, he finds himself surrounded by the ghosts of those he lost. Despite Mr. Loeren's dire warnings against meddling with the events of the time, Dan is determined to fix the wrongs of his past - starting with preventing Mr. Loeren's murder. But as Dan quickly becomes dangerously entangled in the web of time, he soon discovers just how little control over his own destiny he truly has.