In addition to traditional investigations of misused public monies, EU anti-fraud activity last year had to tackle COVID-19 related fraud, from counterfeit personal protective equipment to raising awareness of the risk of fake vaccines.
https://www.icaew.com/insights/viewpoints-on-the-news/2021/jun-2021/european-antifraud-office-finds-293m-misused-public-funds-in-2020