Transcript for Missing Malaysia Fight 370: Debris Checked for Link to Plane
Now to the search for the missing ma laborer Yan airlines tonight. The number of planes and ships growing tonight. Now so many of those planes reporting they have spotted debris. After a big change, the probable route and the focus of the search moving to that yellow box. Possible sightings in the area alone, ABC's David right in Australia with new information on a piece of debris picked up by the Chinese Reporter: Even with eight planes out searching, it's slow going. Today, a Chinese aircraft spotted three brightly colored objects. But they turned out to be garbage, nothing significant. Still, the search teams are more optimistic than ever. The boys have really good morale at the moment and we're keen to stay here until we actually do find something. Reporter: Six ships are now there in the water. Three more will arrive tomorrow. Their mission, to relocate the objects seen from the planes and scoop them up to determine if they're from the flight. But in choppy waters, it's not so easy. Because they're just hiding behind the waves. Yeah, every time a wave comes through or a bit of swell, then the person or the piece of equipment will go missing behind it. Reporter: This training simulator shows how heavy waves can make search and recovery a challenging game of hide and seek. Today, the Malaysian government insisted not just debris the vessels are looking for. Hope against hope. Of course, we are praying and continue our search for the possible survivors. Finding the haystack is just a first step here then comes the more difficult task of finding the needle. Listening deep under water, with this device, for any pings from the black boxes. As day breaks here, the search will resume in earnest. It's a race against the clock. Because the batteries on those black boxes have just one week left on them.
This transcript has been automatically generated and may not be 100% accurate.