Watch: Vaccine developers testify before Congress

The Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce will hold a remote hearing entitled "Pathway to a Vaccine: Efforts to Develop a Safe, Effective and Accessible COVID-19 Vaccine." Witnesses include officials from AstraZeneca, Johnson & Johnson, Merck, Moderna and Pfizer. This event is expected to begin at 10:00 am EDT.