CNN CNNI Simulcast March 28, 2014 07:45:00
Suzanne malveaux tells us what we think we know about it so far. >> reporter: from the moment malaysia flight 370 took off it was communicating with a satellite orbiting more than 22,000 miles above earth, sending out pings or electronic hand shakes to say "i'm here and okay." >> the ping is really like your cell phone checking that it's connected with a cell phone network. >> reporter: the first three recorded pings come between 12:30 and 1:00 a.m. local time as the plane takes off from kuala lumpur an ascends, all normal stuff. >> the first three pings are messages which are carrying the dat...