Over 28,000 U.S. grocery workers have tested positive or been exposed to COVID-19 since the beginning of the pandemic, according to the United Food and Commercial Workers union. A few cities, like Long Beach, California, have passed a "hero pay" ordinance to increase wages for grocery workers. However, a few stores are threatening to close rather than pay more. CBS News correspondent Jonathan Vigliotti joins "CBSN AM" to discuss.