scott mclain in berlin and nina near wales. thank you very much for that. >>> the world is winning its hopes on a coronavirus vaccine. coming up on cnn news room. we'll talk to one expert about why it might be the great cure all everyone is hoping for. stick with us for that. so what's going on? i'm a talking dog. the other issue. oh...i'm scratching like crazy. you've got some allergic itch with skin inflammation. apoquel can work on that itch in as little as 4 hours, whether it's a new or chronic problem. and apoquel's treated over 8 million dogs. nice. and...the talking dog thing? is it bothering you? no...itching like a dog is bothering me. until dogs can speak for themselves, you have to. when allergic itch is a problem, ask for apoquel. apoquel is for the control of itch associated with allergic dermatitis and the control of atopic dermatitis in dogs. do not use apoquel in dogs less than 12 months old or those with serious infections. apoquel may increase the chance of developing serious infections and may cause existing