some of the big news this morning is that australia is reporting they are taking very seriously and giving a lot of credence to these chinese reports that they heard two pulses, two pulse signals in the southern indian ocean in a new search area that hadn't previously been on their radar. >> but renee marsh tells us those readings came from a handheld hydrophone and quick to exercise caution about their reliability. >> christi and victor, we now know more about equipment from the chinese ship when that pinging sound was reportedly detected. the company that made it said divers can use it or use handheld from the surface like the chinese are doing. it does not go as deep as the