restrictions on those arriving from the uk. hello and welcome to the programme. the british prime minister, borisjohnson, has come under huge political pressure for its handling of coronavirus. now lord frost, the chief brexit negotiator, has resigned from the cabinet. in a letter to the prime minister, he has cited concerns over the direction of borisjohnson s government, particularly around the imposing of new restrictions. the former brexit secretary said he believes we need to learn to live with covid , telling mrjohnson: he went on to say: 0ur political correspondent, damian grammaticas, reports. this resignation of lord frost is without doubt another blow to boris johnson, delivered right at the time the prime minister is at his weakest since coming to office. lord frost, a one time diplomat, was brought in to negotiate a boris johnson s brexit deal. he sparred with michel barnier, shuttling back and forth to brussels. it helped mrjohnson secure the support of hardline