boeing has saice warned all ines about how to address faulty readings, and insists the model is as safe other aeroplane. >> any accident can lead to death. we are waiting and watching for that, watching out for that, not only for our families, but also for indonesia, for the safety of air travel in indonesia and the world. reporter: the final report is not expected until next year. laura: in other news from around theen world, russian pres vladimir putin claims ukraine's leader petro poroshenko is trying to boost ratings ahead of elections next year with the naval confrontation of crimea. it comes after russian border guards opened fire on three ukrainian vessels and seized their crews on sunday. ukraine says it was a russian act of aggression. the european union will become the first major economy to become clite neutral by 2050. this means that carbon emissions will be balanced by removing greenhouse gases from the atmosphere. scientists say that net 2ro emissions 0 are necessary to keep global temperatures under a 1.5 celsius increase. it was a nailbiting finish for the world chess c