<span style="color: #222222;">A report from Amsterdam said that Sixty-one people who arrived in Schiphol airport on two flights from South Africa have tested positive for Covid-19. Dutch officials said, passengers have been placed in isolation at a hotel near airport.<br />'' <br />'' The official added that they were among some 600 passengers held for several hours after arrival while they were tested for the virus.<br />''<br />''The Dutch authorities are carrying out further testing to see if there are any cases of Omicron, named on Friday as a variant of concern by the World Health Organization.</span>