<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.mkurugenzi mkuu wa shirika la afya duniani who amekosoa vikali matamshi ya kibaguzi ya madaktari wawili wa ufaransa waliopendekeza kufanyia majaribio chanjo ya corona barani afrika.  <response>: the head of the world health organization who has condemned as racist the comments by two french doctors who suggested a vaccine for the coronavirus could be tested in africa. 