Narrator: It's part of their final test at boot camp, known as the Crucible, a 54-hour event that all recruits must complete. More from Boot Camp ...

Two of Portland's own recently completed an incredible accomplishment on Parris Island, SC. Connor Cross and Devin Cook both ...

Clip: Parris Island, South Carolina ... Narrator: Recruit training culminates in an event known as the Crucible. Over the course of 54 hours, with minimal sleep and food, recruits must endure ...