Best-selling author and Southern Baptist leader to keynote International Day for the Unreached alliance celebration and challenge June 4Contact: Darin Campbell, 512-785-8350, dcampbell@inchristcommunications.com; Press kit www.inchristcommunications.com/dayfortheunreached COLORADO SPRINGS, Colo., April 26, 2017 /Christian Newswire/ — Best-selling author and missions leader David Platt will bring a message of support and challenge to this year’s International Day for the Un Source: InChrist Communications