. >> let's go live now to moscow and talk to our kroepbt correspond e there rare i rory challe end with have john kerry and joed by an driving in kiev and the defense ministers meeting in brussels among them chuck hagel, of course. >> reporter: yeah, we are reaching a turning point aren't we hear, martin. it's a situation where what was previously something of a regional skirmish, now looks like it's in danger of escalateing in to a much more serious, much more broad scale conflict it. started really recently at the beginning of this year. the beginning of 2015 when the separatists in east turn ukraine launched a serious offensive beginning with mariupol but also donetsk. now, the west is having to rethink and recalculate how it handles this, thousand deals with ukraine and how it deals with russia as well. so we have a situation where kerry is considering now the supply of lethal weapons to the ukrainian army. petro poroshenko has been asking for this for quite sometime in september of last year, he went to the united states and in front of congress said, look, we thank you for the bla

you just as soon as the picture becomes a little clearer, as soon as we get some focus for now, rory challerus thank you. >>> in south korea a former airline executive has been jailed for a year over a bag of nuts. heather cho argueed with a korean air steward about how he had served the nuts in a bag instead of on a plate. the jet which was about to take off from new york was forced to return to the terminal. she is the daughter of the korean air chairman accord to this steward she treated the flight crew like futile slaves. >>> leading marine scientists are warning this year could mark a mass bleaching of coral worldwide, devastating reefs and marine life. we sent steve chow under without never indonesia. >> reporter: for decades this incredible under water landscape has been the focus of study for martin. he is work to go protect this diverse region. it's home to 75% of the world's coral species, 3,000 different fish and a host of other unique marine life. >> it is the home for fish. nurse are you ground for fish, feeding ground for fish. coral reef is like shelter in the desert. >> repo

. >> let's go live to to rory challe end or celled he want in moscow. john kerry and joe described end the u.s. president heading to kiev. clearly the u.s. is contemplating a much more active involvement in this conflict. >> reporter: yeah, i think martin this conflict is now reaching a very significant turning point. it's in a position now where the u.s. as you say is considering arming the ukrainian army. this moment was really generated by the separatist offensive that began at the beginning of the month which effectively -- sorry, the beginning of january which effectively ended any hopes that the minsk ceasefire sign in september of last year had any future to it. so now we have a position where the u.s. is considering giving specific lethal assistance to the ukrainian army. something that poroshenko has been arguing for quite sometime. he's been requested it. he went in the aftermath of that minsk meeting in september to the u.s. and effectively begged the u.s. government, you know, thank you for the blankets that you have been providing for us, b