- A second former employee of the now-defunct data-analysis firm Cambridge Analytica has been subpoenaed by special counsel Robert Mueller's investigation into possible collusion between President Donald Trump's presidential campaign and the Russian government, The Guardian reports.
- A representative for Brittany Kaiser, a former business development director for Cambridge Analytica, told The Guardian that Kaiser has been subpoenaed by Mueller and will offer her full cooperation to his investigation.
- Cambridge Analytica worked for President Trump's 2016 campaign to help it target ads to potential voters.
- The company attracted public scrutiny after Facebook banned it from its platform for mishandling user data.
A second former employee of the now-defunct data-analysis firm Cambridge Analytica has been subpoenaed by special counsel Robert Mueller's investigation into possible collusion between President Donald Trump's presidential campaign and the Russian government, The Guardian reports.