Search Vicinity News Today

>> reporter: and possible new evidence. >> an oil slick in the search vicinity. well investigate those to the conclusion. >> reporter: its been six days since the last pings were detected in the south indian ocean. searchers believe the pinger batteries are probably dead. so theyve retired the pinger locator and launched bluefin-21. the underwater vehicle will skin the sea floor for wreckage. >> ill caution you to not raise hopes that the deployment of the autonomous underwater vehicle will dete...