7:13ABC NewsNovember 15, 2020Pfizer vaccine efficacy news is a 'game changer': Adm. Brett GiroirWhite House coronavirus task force member Adm. Brett Giroir is interviewed on "This Week."Up Next in newsInside one of the largest COVID-19 testing labs October 18, 2020White House testing coordinator discusses edited guidelinesSeptember 18, 2020Contenders gear up for final GOP debate before Iowa and New HampshireDecember 6, 2023