A police officer wearing protective mask and suit is on duty during disinfection work at Huanan Wholesale Seafood Market on March 4, 2020 in Wuhan, China. (Photo by An Yuan/China News Service via Getty Images) NEW YORK - A World Health Organization expert says the coronavirus is unlikely to have leaked from a Chinese lab and most probably jumped to humans via an intermediary species.WHO food safety and animal diseases expert Peter Ben Embarek made the assesment in a summation Tuesday of a WHO team’s investigation into the possible origins of the coronavirus in the central Chinese city of Wuhan, where the first cases were discovered in December 2019.The Wuhan Institute of Virology has collected extensive virus samples, leading to unproven.