The StandUp4SEALs Beach Challenge will mark its third year in Ocean City on May 23 with a new name and a broader beneficiary base.A standup paddleboard race is open to individuals or relay teams.The event is now known as the Memorial Beach Challenge and will benefit not just the families of Navy SEALS killed in service but the families of fallen heroes in all branches of the military, according to an event c0-founder, Mike Vaules.Registration is open for the Challenge’s three events: a stand-up paddleboard race, a beach obstacle course race and a fun run for kids.Register and get more information at memorialbeachchallenge.com.In its first two years, the event became a popular part of Ocean City’s Memorial Day Weekend calendar with more than 600 competing in the combined events in each year.Kids climb makeshift sand mounds as part of the fun run in the Memorial Beach Challenge.The Challenge provides a spectacle for visitors watching obstacle-course competitors run through a water-filled pit sprayed by a fire hose, crawl under the Ocean City Music Pier, carry sand-filled sacks, perform calisthenics, traverse balance beams, and climb walls.The stand-up paddleboard race includes a box course that starts and finishes on the beach and takes racers through the surf.This year’s event is set for 8 a.m. Saturday, May 23, on the beaches surrounding the Ocean City Music Pier at Moorlyn Terrace. The bulk of the course will be between Fifth and 14th streets.The Memorial Beach Challenge benefits the Navy SEAL Foundation, the 31 Heroes Project (named for the SEALS killed in a helicopter crash in Afghanistan on August 6, 2011) and the Travis Manion Foundation. Manion was a U.S. Naval Academy graduate and a Marine from Doylestown, Pa., who was killed in action in Iraq on April 29, 2007. One of the obstacles in the annual Beach Challenge is a water-filled pit.