2014 Event A recent study of over 11,000 people suggests that exercising three times per week can reduce depression risk by 19%, with an added risk reduction of 6% for every additional round of exercise 2013 Event A training exercise emergency causes two U.S. marine harrier jets to drop several hundred unarmed bombs on the Great Barrier Reef, a World Heritage site 2012 Event Amid tension with China, Keen Sword, the biennial naval training exercise between the United States and Japan's Maritime Self-Defense Force, takes place off the shore of Okinawa 2010 Event If trends in diet and exercise continue, the Centers for Disease Control and Prevention project estimate 1 in 3 adult Americans will have diabetes by 2050 1958 Event Peter Shaffer's "Five Finger Exercise," premieres in London 1958 Birthday Jake Steinfeld, exercise expert, Body by Jake 1956 Event 6 marine recruits drown during exercise at Paradise Is SC 1948 Birthday Richard Simmons, exercise guru, Deal-a-Meal 1946 Birthday Valentin Muratov, U.S.S.R., floor exercise gymnast 1956 Olympics gold 1944 Event Exercise "Tiger" ends with 750 U.S. soldiers dead in D-Day rehearsal after their convoy ships were attacked by German torpedo boats 1926 Birthday Peter Shaffer, twin brother playwright, 5 Finger Exercise, Equus 1916 Birthday Robert A Bruce, Maryland, pioneer, exercise cardiology 1914 Birthday Jack LaLanne, exercise mogul, Juice Tiger