Naman Ramachandran Actors Chiwetel Ejiofor and Thandie Newton, radio personality Trevor Nelson, musician KSI and author Malorie Blackman are among the signatories on a letter by comedian Lenny Henry asking the U.K.’s Black population to take COVID-19 vaccination jabs.An Office for National Statistic survey shows that less than half (49%) of Black or Black British adults reported that they were likely to have the vaccine, and National Health Service (NHS) data shows that only 466,000 Black