It's been almost 10 years since Salt Lake City mom Susan Cox Powell was last seen. The mystery surrounding her disappearance has taken twists and turns. It even resulted in the death of the two children she left behind, along with the only person of interest in her case, her husband, Josh Powell. Susan's friends and family are still looking for answers. Their story is told in a two-part documentary by Oxygen. InsideEdition.com's Mara Montalbano has more.