Twitter CEO shared 17 tweets from Russian troll accounts, by Katelyn Caralle.

Twitter CEO Jack Dorsey shared at least 17 tweets from a Russian troll between late 2016 and mid 2017.

Politically divisive messages posted by troll accounts like @Crystal1Johnson were occurring as recently as last month, the Wall Street Journal revealed Tuesday in an analysis of investigative documents and Twitter data.

Fire Jack Dorsey, and ban him too. He colluded with Russia to undermine the democratic process in the US.