i'm anita rajpal. world business starts right now. >>> good morning. from cnn london and welcome to "world business today." i'm nina dos santos. >>> very good afternoon from hong kong. i'm andrew steechvens. >>> the u.s. treasury secretary now tries to convince china from buying iranian oil. >>> india's most colorful businessman is backing a key part of his empire airborne. can king fisher airlines survive? >>> and detroit's big three have refound their magic but it's the overseas car makers that are winning the prizes. >>> stocks are creeping higher this tuesday and it's down in part at least to alcoa, the producer kicking off the u.s. earning seasons with results that make estimates even though it was in the negative and also a bright outlook which is keerks and that certainly helped boost asia early despite disappointing data coming from china. it's lifting european stock markets as well. >>> it is indeed. we're one hour into the trading session here. take a look at the picture. it's a sea of green. quite a different perspective, let's say, from yes