Comey is under investigation for posting ‘86’ in reference to Trump. What does it mean? - PBS

1. Comey is under investigation for posting ‘86’ in reference to Trump. What does it mean?  PBS
2. James Comey’s ‘weird’ social media approach lands him in hot water  CNN
3. FBI Deputy Director Dan Bongino: James Comey 'brought shame to the FBI again' with '86 47' post  Fox News
4. With Comey questioning, the Trump administration again targets speech  The Washington Post
5. Trump calls former FBI director James Comey a 'dirty cop,' after outrage over '8647' post  USA Today