The Mercury prize-winning British rapper Skepta has apologised after artwork for his single Gas Me Up (Diligent) was criticised on social media for having unintentional but palpable allusions to the Holocaust. The artwork features a group of people in matching overcoats with shaved heads, and the words “gas me up” tattooed on the head of one of them, perceived as reminiscent of the head-shaving, tattooing and gas chambers used in Nazi death camps. “Gas me up” is slang for hyping someone up or praising them. The image caused offence on social media, and Skepta soon removed it. He wrote on...