`` We have not been able to locate anything , '' an airline official says . Thailand law enforcement sources say both passports were stolen in Thailand . two of the One stolen passports is listed in Austrian Foreign Ministry 's database , sources say . Malaysia Airlines operates in Southeast Asia , East Asia , South Asia , the Middle East and on the route between Europe and Australasia . Italian searchers spot oil slicks in the South China Sea .
`` We have not been able to locate anything , '' an airline official says . Thailand law enforcement sources say both passports were stolen in Thailand . two of the One stolen passports is listed in Austrian Foreign Ministry 's database , sources say . Italian searchers spot oil slicks in the South China Sea .