far? the success had to move out of the area. how confident are you when they move back in, they'll be able to locate it? >> we think we'll be able to get back in there in a couple of day' time. >> reporter: add challenge, they're not exactly sure where to look. overnight, hundreds of relatives of friends and family of flight 370, the passengers on board, they were so angry of malaysia's handling of the crisis that they marched toward the embassy in china. they were met by hundreds of police officers that blocked them from reaching it. what happened? >> reporter: well, kate, the families are so angry that they decided to get together and