scour more than 600,000 square miles of ocean and have yet to locate any of the suspected debris spotted by search planes monday. this as new information ee americans about flight 370's time light. new satellite indication shows the plane may have sent out a partial signal around 8:19 the morning it disappeared, possiblefully showing it was still flying or indicating the moment it went down. >> we'll continue to follow all the moments from pearce air force base from perth, australia. let's go back to john in new york. >> thank you so much, kate. let's talk about this breaking news. we did learn a few hours ago this french satellite taking pictures of what could be 122 pieces of possible debris in the southern indian ocean. let's bring in cnn aviation analyst david soucie and slate contributor jeff wise. they're both here in the studio. we'll bring in shawn prucnicki.