THREAD: Previously unpublished security camera video introduced as evidence during a trial in August provided a new, time-stamped, step-by-step look at the start of a conflict last year in Upper Manhattan in which nearly a dozen Proud Boys surrounded and beat four protesters. 1/5: Dozens of Proud Boys and associates––including nine who have pleaded guilty or been convicted for their parts in what followed––are shown walking south on Park Avenue after a talk by the group’s founder, Gavin McInnes, at the Metropolitan Republican Club on East 83rd Street.

THREAD: About 70 people on Long Island say their Congressman, Peter King, has blocked them on Facebook after they made comments about, among other things, town hall gatherings, their views on terrorism, and the possibility of ties between the Trump campaign and Russia. 1/3 The debate over whether public officials may block constituents on social media is ongoing. Donald Trump was said by a federal judge in Manhattan to have violated the First Amendment by blocking people. Arguments in his appeal were heard last week. ca2.uscourts.gov/decisions/isys…

THREAD: Tonight’s demonstration at the Guggenheim involved the group Prescription Addiction Intervention Now, or P.A.I.N, founded by the photographer Nan Goldin, who was addicted to OxyContin. 1/9 The Guggenheim has accepted substantial donations from members of the Sackler family who own Purdue Pharma, the manufacturer of OxyContin. (guggenheim.org/for-educators/…)

THREAD: A new video contradicts claims by Gavin McInnes and others about what started the violence by his group, the Proud Boys, after his talk at the Metropolitan Republican Club in New York City on Oct. 12. 1/6 McInnes said an Antifa “ambush” targeted “two stragglers at the back” of a departing group of Proud Boys and that an ambusher took “one of their MAGA hats,” leading to a fight