Experts say Twitter breach troubling, undermines trust

Experts say a breach in Twitter’s security that allowed hackers to break into the accounts of leaders and technology moguls is one of the worst attacks in recent years and may shake trust in a platform politicians and CEOs use to communicate with the public.

Trump threatens Twitter over fact checks: What's next?

Twitter has taken the unprecedented step of adding fact-check warnings to two of President Donald Trump’s tweets that falsely called mail-in ballots “substantially fraudulent” and predicted a “Rigged Election.”

Twitter bans all political advertisements

Twitter is banning all political advertising from its service, saying social media companies give advertisers an unfair advantage in proliferating highly targeted, misleading messages.