Chainsmokers show have been fined $20,000 (£15,000) after they failed to enforce coronavirus safety measures during the event in July.The EDM duo were widely criticised this summer after footage showed the pair performing in The Hamptons to a crowd which appeared to be tightly packed together – with little or no social distancing in place.It drew widespread condemnation from New York governor Andrew Cuomo, who described the event as “an illegal and reckless endangerment of public health” and called for an investigation into it.Videos from a concert held in Southampton on Saturday show egregious social distancing violations.