>> sure. >> laura: relief and reckoning. that is the focus of tonight's "angle." over the past few weeks, i've heard from some of the smartest medical mines in america about both the nature of this hideous virus and the most promising treatments that are currently under investigation. because other countries have been dealing with this longer and on a larger scale, some of them are head of us on finding the best drug treatment bureau on monday, i told you about two of them. the antimalarial drug chloroquine and its sister hydroxychloroquine, manufactured by sanofi labs. today it was brought at the white house press briefing. >> researchers have had some luck with hydroxychloroquine, and shortening the duration of disease. is not something that might be in the arsenal of therapeutics in the united states? >> i think we are exploring every one of those issues. there are things that look really good against the virus, that may look good in small animals, and then don't have an impact in...