Protestors gathered Friday night outside Senate Majority Leader Mitch McConnell Addison (Mitch) Mitchell McConnellSenate Republicans signal openness to working with Biden Hillicon Valley: DOJ indicts Chinese, Malaysian hackers accused of targeting over 100 organizations | GOP senators raise concerns over Oracle-TikTok deal | QAnon awareness jumps in new poll The Hill's Campaign Report: Biden asks if public can trust vaccine from Trump ahead of Election Day | Oklahoma health officials raised red flags before Trump rally MORE's (R-Ky.) home in Louisville to read Coretta Scott King's 1986 letter against new Attorney General Jeff Sessions Jefferson (Jeff) Beauregard SessionsTrump's policies on refugees are as simple as ABCs Ocasio-Cortez, Velázquez call for convention to decide Puerto Rico status White House officials voted by show of hands on 2018 family separations: report MORE.

The letter rose to controversy earlier this week when Sen. Elizabeth Warren Elizabeth WarrenNo new taxes for the ultra rich — fix bad tax policy instead Democrats back away from quick reversal of Trump tax cuts It's time for newspapers to stop endorsing presidential candidates MORE (D-Mass.) tried to read it ahead of a floor vote on Sessions's confirmation. McConnell led a GOP vote to bar her from speaking.

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“Sen. Warren was giving a lengthy speech,” McConnell explained. “She had appeared to violate the rule. She was warned. She was given an explanation. Nevertheless, she persisted.”

The phrase by McConnell has since been turned into a "feminist rallying cry."

According to reports, about 400 protesters gathered Friday night to read the letter by King. They shared their experience on social media sites, with the #LetterToMitch and #LetLizSpeak.

#LetterToMitch crowd outside Mitch McConnell's residence Inn Louisville Kentucky pic.twitter.com/WiG2O2bVa5 — Nathaniel Gardner (@tkdcoach) February 10, 2017