also around ship now surrounded by nets so that bodys, divers cannot get caught in currents and drift away. but today a grim milestone discovery by divers. this sunken ferry now lies at the bottom of the yellow sea. early this morning rescue divers completed their search of the ship's cafeteria where they expected to find many of the passengers. but none were found. sadly, most of the grim discoveries were made near the students' cabins on the third and fourth levels. and now divers say they discovered in air pockets, meaning this may switch from a rescue to a recovery mission. this is the sewol crew has come under fire again. south korea's coast guard told cnn the first emergency call was made by a boy on board, a full three minutes before the crew