A team of Chinese medical experts walks down from a chartered plane at the Wattay International Airport in Vientiane, Laos, yesterday. The team, along with medical materials, arrived in the Laos capital of  Vientiane by a chartered flight yesterday morning to assist Laos in fighting the COVID-19 pandemic. Chinese medical workers also arrived in London and Islamabad on Saturday to help Briton and Pakistan fight the pandemic.  Xinhua