Marines will have to tread water for longer periods of time under the new swim qualifications, which will go into effect on Oct. 1.

Add Yahoo as a preferred source to see more of our stories on Google. Pfc. Vallen Grayson lost more than 100 pounds over two years to meet the Marine Corps’ enlistment standards. (Sgt. Jose Cruz/U.S.

New guidance, effective Oct. 1, 2026, will require U.S. Marines to meet tougher swimming qualification standards. “The changes are designed to be progressive, requiring an increase in both swimming ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Wm.. Steele Naisbitt, from West Yellowstone, graduated from the Marine Corps Basic Training ...