Workers stand on the surface of the sunken passenger ferry Sewol in waters off Jindo Island, South Korea, on March 23, 2017. The ill-fated vessel with 476 passengers on board capsized and sank off the Jindo Island, South Jeolla province on April 16, 2014. The Sewol has lain in waters off southeastern South Korea for almost three years. (Xinhua/NEWSIS)