Crucible Crawl Maria Daume, a Marine Corps recruit, pushes an ammunition can during the Crucible, a 54-hour culminating training event, on Parris Island, Jan. 5, 2017. Daume, assigned to Papa Company, 4th Recruit Training Battalion, was born in a Russian prison and brought to Long Island, N.Y., at the age of 4 when she and her twin brother were adopted. Marine Corps photo by Staff Sgt. Greg Thomas SHARE IMAGE: Download Image: Full Size (1.87 MB) Tags: training, MARINE CORPS, MARINES Photo By: Staff Sgt. Greg Thomas VIRIN: 170105-M-CJ988-461C.JPG Photo Gallery