Apple (AAPL), Mastercard (MA) and Visa (V) recently won dismissal of an antitrust lawsuit accusing the companies of colluding to block payment network competition and ratchet up merchant fees.

The decision is a win for Douglass Mackey, a self-proclaimed "troll" who used his Twitter handle to spread false information in 2016 — and who is now threatening to sue for his conviction.

A federal appeals court has overturned a self-styled right-wing propagandist's conviction for spreading falsehoods on social media in an effort to suppress Democratic turnout in the 2016 ...