A Home Team Science &amp; Technology Agency (HTX) scientist demonstrates, without a live sample, the process of loading extracted ribonucleic acid (RNA) from a sample onto a molecular testing chip of their coronavirus test kit at their laboratory in Singapore March 5, 2020. These test kits, a collaboration between HTX and Veredus Laboratories, detect coronavirus by means of its unique genetic sequences, and are deployed at all sea, land and air checkpoints country-wide on Thursday.  REUTERS/Edgar Su