Truth, the new film about the controversy over documents purporting to disclose how President George W. Bush didn’t live up to his National Guard duties during the Vietnam War, finally opens in Dallas today.

Before heading to the theatre, read our November D Magazine story profiling Mary Mapes, the Dallas-based TV news producer involved in what has become known as “Rathergate.” And listen to appearances by Mapes and longtime CBS anchor Dan Rather on our podcast, EarBurner.