will be had heing back to the area where it's believe flight 370 met its end. andrew stevens is monitoring developments in perth this morning. good morning, andrew. well, winter is setting in, the upstream currents very, very difficult right now. that's going to affect the location of any potential debris, correct? >> reporter: yeah, that's right. so frustrating for all the search crews here that they can't get out again today. and they may have been on the brink of making a vital breakthrough, a turning point, some people are calling it, which is, of course, linking a piece of debris to actually the flight, the downed flight. there was evidence yesterday from a royal australian air force plane that saw two objects in the sea, which provoked a lot of interest. they were described as a green, a gray, circular-shaped object and an orange rectangular-shaped object. there was an australian, maybe defense vessel, actually in the