A former South Carolina youth pastor has been sentenced to 20 years in prison for possessing thousands of images that qualify as child sexual abuse. He took many of the photos himself, secretly recording women and children while they changed or showered in church bathrooms. Daniel Kellan Mayfield, 37, received the maximum sentence for the federal charge of possessing child pornography on Tuesday, according to court records. Mayfield previously worked as the youth pastor at Gowensville First B...