new hope in the search for the missing titanic sub, banging noises detected by sonar. plus hunter biden strikes a deal on tax charges and a gun charge but a judge will ultimately get the final say. and urgent call for the u.s. to step in as violence escalates in the west bank. welcome to our viewers in the united states and around the world. i m christine romans. good wednesday morning to you. we begin with what could be a major development in the search for the submersible lost at sea. crews using so he that are have heard banging sounds at 30 minute intervals. and the u.s. coast guard also says that canadian plane detected underwater noises. resources now have been diverted to try to find the source of those noises. no luck just yet. more on the search this morning from miguel marquez. reporter: a complex search now more complicated by time, which they are running out of. we know there is about 40 hours of breathable air left. reporter: deep water submersibles a
60 minutes d. W. Are not over out of they will not succeed in dividing us about not succeeding taking the people off the streets because were tired of this dictatorship. Taking a stand global news that matters d. W. Made for mines. Hello ed welcome to in good shape coming up. Autologous blood therapy how does it work. Liquid biopsy a new tool for cancer diagnosis. And Blood Transfusions what are the risks. And heres your host dr cost and they could top it. Imagine me writing this bike 3 times around the world i would surely have to see a mechanic to get a few paired sometimes not so hot and this is the distance our blood travels around in our bodies have are old times because of our Optimism Veins at a distance of more than 100000 kilometers and this is not all our blood down as it helps us doctors to diagnose certain diseases sometimes even before a patient gets symptoms. And thats why im here at berlins that today this is where 65000000 Blood Samples are examined every year the scien
it s forcing the country s most popular tourist attraction, the acropolis in athens, to close during the hottest hours, to protect visitors. but for some, it s proving too much. the red cross has been offering first aid, plus refreshment and a little bit of shade, for those who need it. we re here again to give people water and also to give leaflets concerning the high temperature period here in greece. this climate scientist told me he s concerned. so what we re seeing at the moment in much of europe, is that the new norm for the summer? whilst of course having a heatwave in the summer isn t unheard of, what s really becoming unusual is the collection of these events, so the frequency and also the simultaneous occurrence around the globe. so unfortunately this is not surprising, what we re seeing. it s exactly what we expect from shifting the baseline temperature towards a higher level and therefore shifting the odds towards more
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water temperatures in the ocean around florida are off the charts. they are in the 90s, very warm. and it s not only in florida. something like 40% of the planet is seeing a marine heatwave right now. that s very serious for the animals that live in the ocean. man made climate change is widely accepted to be behind events that are only going to get more frequent. having a heatwave in the summer isn t unheard of, but what is really becoming unusual is the collection of these events, so the frequency and also the simultaneous occurrence around the globe. so, unfortunately, this is not surprising, what we re seeing. it s exactly what we expect from shifting the baseline temperature towards a higher level and therefore shifting the odds towards more extreme heat events. in the coming days, sardinia could hit 48 celsius, just shy of the hottest ever temperature recorded in europe. that was set in sicily last year. the way things are going, it is a record that won t