Testing during coronavirus outbreak. Vial containing a sample obtained on a swab from a patient during the 2019-20 outbreak of the novel coronavirus (SARS-CoV-2). The sample will be tested for the presence of the virus. This coronavirus causes a respiratory infection (COVID-19) that can lead to fatal pneumonia. The outbreak of this disease that began in the central Chinese city of Wuhan has killed thousands, with many tens of thousands infected worldwide as it spreads. Photographed on 28 February 2020.