Calibra CEO David Marcus reportedly said that Libra would be open to using national fiat-pegged stablecoins at a banking seminar on Sunday
Source: https://cointelegraph.com/news/report-facebook-could-use-fiat-pegged-stablecoins-for-libra
Report: Facebook Could Use Fiat-Pegged Stablecoins for Libra
October 20, 2019
CoinTelegraph