Sailors in Hawaii volunteered for some extra physical training this month as part of a study that will help the Navy set scoring tables on new fitness test events. About 150 sailors spent several days in Joint Base Pearl Harbor-Hickam's fitness center this month, where they were observed using rowing machines and doing forearm planks. The plank will replace sit-ups on the Navy Readiness Test in 2020. Sailors will also get the option to row their way through the cardio portion of the test. Read more on Military.com.