https://www.reuters.com/article/us-health-coronavirus-gm/gm-to-supply-30000-ventilators-in-500-million-u-s-contract-idUSKBN21Q1YA
https://www.reuters.com/article/us-health-coronavirus-gm/gm-to-supply-30000-ventilators-in-500-million-u-s-contract-idUSKBN21Q1YA