hello and welcome. uncertainty over stocks of covid vaccines is causing growing tension between the uk and the european union. with around 25 million britons vaccinated, authorities here are warning there ll be a significant reduction in available vaccines next month. astrazeneca and pfizer have both tried to play down those of vaccine produced in the uk and europe. another step closer to normality. gps like this one in lincolnshire, thousands have been given vaccines this week. in total, more than 25 million have now beenjabbed. for the next fortnight, there should be plenty of doses to go around. after that, there is more doubt. a letter sent by the nhs to local health services warned of a significant reduction in supply next month and said no further appointments for those should be ablated to booking systems in april. systems in april. vaccine alwa s systems in april. vaccine always lumpy systems in april. vaccine always lumpy and - systems in april. vaccine always lum