coronavirus May 19, 2020 5:06 pm World Carbon Pollution Falls 17% During Pandemic Peak: Study The world cut its daily carbon dioxide emissions by 17% at the peak of the pandemic shutdown last month, a new study found. Marianne Favro reports. US & World Videos 2:19 San Francisco barbershop struggles to stay open after pandemic 0:51 Alameda County using dogs to detect COVID 3:57 Interview: Doctor's perspective on COVID 4 years after shutdown started 2:27 Marking 4 years since COVID-19 shut down the Bay Area 2:09 CDC updates COVID isolation guidelines
