(Rick Bowmer | AP photo) In this April 19, 2019, photo, Church of Jesus Christ of Latter-day Saints President Russell M. Nelson speaks during a news conference at the Temple Square South Visitors Center in Salt Lake City. Nelson called on members Friday to flood social media over Thanksgiving week with messages of gratitude in what he hopes will serve as a healing tool as the world grapples with the coronavirus pandemic, racism and a lack of civility.