According to Christian Examine:
Dennis Lotz, the 78-year-old husband of Anne Graham Lotz, was discovered unresponsive floating in the family pool Monday afternoon, according to a post on Lotz’s Facebook site.
Anne Graham Lotz is the second daughter of evangelist Billy Graham and the founder of AnGel Ministies. Her brother,Franklin Graham, is the Founder of Samaritan’s Purse.