LAHORE         -       Fast bowler Mohammad Amir has joined the Pakistan squad in Derby after clearing both Covid-19 tests.  Amir left for England from Lahore on 24 July and, as per the UK government’s guidelines, was in isolation for a period of five days during which he was tested twice, said a PCB spokesman here on Thursday.  Meanwhile, fast bowler Haris Rauf has cleared his second Covid-19 test and is eligible to join the squad in England. As per the protocols he was tested twice – Monday and Wednesday. “Rauf is expected to travel over the weekend. Details of his travel plan will be shared in due course.”