this is incredibly rather to have a public demonstration like this on the streets of beijing. david mckenzie is there on the streets there tonight. kyung lah is in perth. kyung, what kind of aircraft are up in the air right now and how are conditions in the search area? >> reporter: we can actually hear the turbo props of a p 3 orion right behind me. it is going to take off shortly. the australian military says that representing a number of other countries all zooming to this area right now. it's a variety of planes, some military planes, some civilian planes, a total of 12 planes in the air including a p 8 poseidon u.s. plane. that's a high tech military plane that has radar, that has a number of search teams aboard. and they're all looking for that piece of debris, that evidence. the hard part is as you mentioned the weather, anderson. the weather conditions are not ideal. the clouds are still quite low. but they are certainly improved