Facebook, Twitter CEO's testify before U.S. Senate panel over content moderation decisions.
- The chief executives of #Facebook and #Twitter testified in a congressional hearing investigating their content moderation practices.
- #Bitcoin soared to its highest level since December 2017 as the asset's perceived quality as a hedge against inflation lured demand.
- A gauge of global stocks hit a record as the latest batch of positive data for a possible #COVID-19 vaccine boosted sentiment.
