An elderly Hongkonger who did not want to get wet, stole a box of coronavirus test samples from a collection point to use as an umbrella, before dumping it in a nearby car park.The 82-year-old man took the deep-throat saliva specimens from a general outpatient clinic on Po Ning Road, in Tseung Kwan O, on Thursday afternoon, but the box was not located for several hours and people who submitted samples will have to be retested.Police finally found it at Hau Tak Estate at 7.45pm, and subsequently…