Trailers are shown in a city parking lot after a Phase 3 trial location of Johnson & Johnson's Janssen (COVID-19) vaccine candidate was announced in National City during the outbreak of the coronavirus disease. Reuters
Trailers are shown in a city parking lot after a Phase 3 trial location of Johnson & Johnson's Janssen (COVID-19) vaccine candidate was announced in National City during the outbreak of the coronaviruShow more

As two drug trials are halted, where does the fight against coronavirus stand?