20/20: Seeing Truth ClearlyOver 175 million people in the United States need some sort of vision correction. From glasses to contacts and corneal reshaping to corrective surgery, there's no question that seeing clearly improves people's quality of life. But what about our spiritual vision? With so many religious, philosophical, and ideological lenses to look through, how do we find the right lens? In this series, Skip Heitzig brings the core doctrines of Christian faith into clear focus. These are the truths that define who God is, who we are, and the choices that every person has to make.