New Jersey Governor Phil Murphy responds to a tweet from President Trump referring to some people as 'complainers' for reaching out to the federal government for medical supplies to battle the coronavirus pandemic.

One of the nation's largest commercial labs has faced a backlog of tests that ballooned in the last two weeks, and has delayed results in some cases up to 10 days. CNN's Drew Griffin reports.

CNN's Sanjay Gupta expands on Dr. Fauci's recommendation that Americans who are not sick should wear masks in public.

During a coronavirus task force briefing at the White House, Dr. Deborah Birx explains how social distancing will help lower the number of deaths from the coronavirus.