Andhra Pradesh government has ordered a full-scale screening and testing of people coming into the state from Britain in the wake of a new strain of Covid-19.An RT-PCR test would be conducted on all passengers arriving from the UK and those testing negative would have to undergo a mandatory 14-day home quarantine, according to an order issued by Health Commissioner Katamaneni Bhaskar.Those testing positive should be shifted to hospital.No direct flights land in AP from the UK but people come in after disembarking at Hyderabad, Chennai or other major cities using connecting flights or other modes of transport.Orders have been issued to all district Collectors to track such passengers and conduct RT-PCR tests and take necessary precautionary.