News Wrap: AstraZeneca reports promising results on a COVID-19 vaccine

In our news wrap Monday, Astra-Zeneca became the third major company to report promising results on a COVID-19 vaccine, the world's greenhouse gas emissions have fallen during the pandemic but not enough to reduce record levels and General Motors is abandoning a legal challenge to California's clean air standards. PBS NewsHour is supported by - https://ift.tt/3cb1NLD

from PBS NewsHour - Segments https://ift.tt/376GU41