Members of Hotel Company of the U.S. Coast Guard Academy Class of 2018, climb the ropes to open their obstacle course challenge during their "Sea Trials" that conclude the seven-week Swab Summer indoctrination Friday, Aug. 15, 2014.

Swabs Jonathan Behnke, left, and Timothy Letarte, right, struggle toward the end of the log carry challenge as members of Echo Company of the U.S. Coast Guard Academy Class of 2018 undergo their Sea Trials that conclude the seven-week Swab Summer indoctrination Friday, Aug. 15, 2014.

Melissa Zarzewski and members of Alpha Company of the U.S. Coast Guard Academy Class of 2018 hold in a squat position as they prepare for the knotted line challenge of their Sea Trials Friday, August 15, 2014. Sea Trials, which consist of a series of team challenges for all of the eight swab companies that will test their skills and teamwork, conclude the seven-week Swab Summer indoctrination. On Monday, the swabs will receive their shoulder boards and officially become members of the academy's Corps of Cadets.

Charlie Company swabs carry their inflatable boat ashore at the conclusion of the Mamacoke challenge of the Sea Trials for members of the U.S. Coast Guard Academy Class of 2018 Friday, Aug. 15, 2014.