Interior and the Grand Canyon National Park authorities, citing the Trump administration's executive order of May 4, 2017 about religious liberty. In late June 2017 Answers in Genesis released a statement saying the National Park authorities had issued Snelling a permit to collect rock samples, and that Snelling had withdrawn the lawsuit. Snelling's attorneys did not provide a copy of the permit to a reporter from the Phoenix New Times who requested it. Publications Books In creationist journals In scientific Journals References External links Biography at Answers in Genesis Australian geologists Living people University of Sydney alumni Christian Young Earth creationists Year of birth missing (living people)