‘Angels and Demons’ documentary explores existence of supernatural beings

Billy Hallowell trusts the biblical accounts of angels and demons as a Christian, but as an investigative reporter, he wasn’t ready to accept stories of spiritual beings influencing the modern world without digging into the evidence. He found plenty of credible sources and compelling testimonials during his research for “Investigating the Supernatural: Angels & Demons,” the second documentary in his series with filmmaker Jarrod Anderson for the Christian Broadcasting Network. “Even though I believed a lot of these things in my mind, I’m a natural skeptic,” said Mr. Hallowell, a columnist and digital host for The Washington Times. “When I...