According to a spokesman on Monday, Sen. Feinstein will push for a bill that specifically targets extremist groups and the dissemination of propaganda. The bill could come before the end of the week.

Troublingly vague language

Ms Feinstein had already attempted to introduce amended legislation to the Senate’s recent Intelligence Authorisation Act, but was blocked due to ‘troublingly vague’ language.

Major tech companies have already renewed efforts to purge social media of extremist materials following the shootings in California.