Dax Ryan Locke, born to Austin and Julie Locke on June 26, 2007, was identified as having AML M7, a rare form of leukemia, even if he was 13 months old. The core of Christmas is set in Washington, Illinois and in St. Jude Children's Research Hospital, one of the world's premier centers for the research and treatment of pediatric cancer and other lethal diseases in kids. Told in flashback from the point of view of Megan (Candace Cameron Bure), a successful businesswoman, wife and mother of 2, the storyline unfolds when her commitment to faith and family has been renewed after reading your site of Julie Locke, (http://www.caringbridge.org/visit/daxlocke), the web journal that Julie maintained after Dax was diagnosed with Acute Myeloid Leukemia (AML) (http://theheartofchristmasmovie.com/story.php).