go straight to our correspondent nick calio who is in ukraine of course covering these elections naik. ease one of the one of the biggest supporters of the t.v. . zelinsky the challenger in this election and it looks like he's going to win by a landslide is this damaging him go. in a word no ukrainians are very used to what could only politely be termed as conflicts of interest or corrupt connections this is a country after all that comes in one hundred twentieth place in the transparency international corruption perceptions index only russia does worse in europe so there is an extraordinary amount of rizieq nation in terms of these kind of connections we've even had revelations in recent weeks that selenski traveled more than ten times to visit. who is currently living outside the country over the past year and a half. it was also the channels of belonging to him that made. household names by running his shows in prime time slots so there definitely is a whole host of questions that he hasn't yet and this decision is now being seen as a kind of act of politics by the legal system who

naik the question from the pm. her. it's true for the first time i've played that's a position i was head of the senator when we follow everything this detailed and consequential and gets a light for better because. a lot of a conference also timing and then it's also the colorful and. sense of self and in the thing that all first concept of very. a lot of. dialogue between the piano and of an orchestra and that's what actually makes it's. real contrast. to post to piano concertos are both very popular with audiences though some critics feel they fall short of his other works. his orchestration nun's attracted much criticism because piano and orchestra are not created equally. the. piano part is so beautiful. mournful from can in the illusion crustacean. those must move the sweetness with long since they know it's. in the doesn't look. like. it's funny play this new version for me personally because i move the original orchestration quite well and it's i don't have more or less to do i just have different things to do o

naik the question from the pm. it's really the first time i've played the position i was one of the senators with one hole in the in the details and consequentially gets a light for against it because. of a confront and sense of timing and then it's also very colorful and. ends of itself when you nothing at all for the first punch of the very. little. dialogue between the piano and orchestra and that's what actually makes sense. real concept. to pose to piano concertos are both very popular with audiences though some critics feel they fall short of his other works. his orchestration notes attracted much criticism because piano and orchestra are not created equally. and. piano part is so beautiful. i'm far from going in the illusion because fish in. those last moments with this woman is long since they know it's. it doesn't look. good. and i think. it's funny play this new version for me personally because i know the original orchestration quite well and it's i don't have more or less to do i just have different thi

e can naik n it after you if you want the al roker buoy. >> reporter: al a in the arctic bu buoy, go,how you our portable sampling. >> reporter: noaa's baseline observatory is one of four sites in the world taking critical measurements.s why is it important to sample those gases? >> what's happening with the eenhouse gases as you may know is they're causing more heat to absorbed in the atmosphere. the more there are, the more heat there is available for things like storms. >> reporter: those gases targed the earth's ozone layer. >> what our job is to monitor the ozone and make sure it's nod decreasingo that's what we use this instrument to do. so we're going t open the dome. >> reporter: has it remained steady? >> ozone hole happens only in the southern hemisphere now. what we are trying to do now is understand how it does vary over the earth and if it's going to happen, we want to watch it happen and to be able to give people warning. >> reporter: as a an, we make the commitment to change something that you can reverse damage that has been done? >> we all hope so. >> reporter: scient