helen fricker. very interesting - fricker. very interesting stuff. ., ~ fricker.you so much for havin: stuff. thank you so much for having me — stuff. thank you so much for having me again. _ there's further evidence vaccines may help prevent the spread of coronavirus as well as protecting against getting ill. a study of healthcare workers in cambridge here in the uk, found a single dose of the pfizer vaccine dramatically cuts the risk of getting the virus without symptoms. 0ur medical editor, fergus walsh, reports. like thousands of healthcare workers in cambridge, daniela does a weekly swab test for coronavirus before she goes to work at addenbrooke's hospital. it will show whether she could be carrying the virus about displaying symptoms. that swab is analysed at these university labs, where they compare the results from staff like daniela who'd received the pfizer vaccine with those yet to be immunised. in early data, they found that two weeks after the first dose the risk of asymptomatic infection — carrying the virus without knowing it — was reduced by 75%.

helen fricker. that came off licensee in 2017 ended up quite recently, and where we thought it might ground. a£111" recently, and where we thought it might ground.— it might ground. our thanks to helen fricker. _ britain's prince harry says he felt forced to step back from his duties with the royal family because press coverage was damaging his mental health. he's been speaking with the chat show host james corden, on a us television show. and our royal correspondent daniela relph was watching. here we are. this is very nice. yeah. it's the first time i've been on an open—top bus. is it really?! yeah. no! not really allowed to. in the la sunshine, from the top deck of a tourist bus, prince harry opened up to his friend james corden about leaving the uk and, ultimately, royal duty. it was never walking away, it was... it was stepping back rather than stepping down. right. you know, it was a really difficult environment, as i think a lot of people saw. we all know what the british press can be like an

helen fricker there.aga's two french bulldogs have been found safe after they were stolen at gunpoint in hollywood. the singer had offered a $500,000 reward for their return — although it's not clear who brought them back. koji and gustav were handed in at a los angeles police station on friday. lady gaga's dog—walker, ryan fischer, was shot in the incident on wednesday and suffered serious injuries. his family now say they expect him to make a full recovery. you can reach me on twitter, i'm @lvaughanjones. iam i am lewis vaughan—jones, this is bbc news. goodbye. hello, i haven't got the best weather memory but i would hazard a guess that this is going to be one of the quieter weather weekends of the year so far. that's no bad thing. barely any rain out there, some occasional sunshine, fairly chilly at night. frost, fog a possibility, but it is all very quiet with high pressure right across us, just one weak weather front moving into that area of high pressure and that just lingers with a bit of cloud as