president trurch played a startling disclosure. he has been taking the controversial drug hydroxychloroquine as a preventive against covid-19 . >> i'm taking the two, the zinc and the hydroxy. and l can i tell you is so far i seem to be okay. >> the president's use of the drug outside a hospital setting goes against the food and drug administration's warning about the risk of heart problems. mr. trump has long touted the anti-mall ar why medication's potential even though its effectiveness sun proven. he made the disclosure amid possible signs of progress on a vaccine. drug maker moderna reported that limited data from early human testing suggests the experimental product is safe and triggers an immune response. this all comes as the nation takes tent tiff steps toward reopening. the before dawn in michigan today, ford auto workers returned to work for the first time since this plant closed in mid-march due to covid-19. >> at least for now, everybody is going to have to take their temperature daily and fill out that screening. and