"And the fault was not mine/Nor where I was /Nor how I was dressed/The rapist is you."

Amazing day at the Women’s March in DC today! #WomensMarch2020 #LasTesis pic.twitter.com/k51whC5r9K

— Sonia Mishra Patel (@soniamishra) January 18, 2020

I found that through "Women's March Draws A Smaller, But Passionate Crowd" (NPR):

Unlike in previous years, Saturday's march in Washington did not feature a stage for performances and speeches from celebrities. Instead, in an effort to reconnect with supporters, organizers marched alongside everybody else.

Upon reaching the White House, Chilean collective LasTesis led the crowd through a rendition of their viral protest anthem "Un Violador En Tu Camino" ("A Rapist in Your Path").

That internal link goes to "A Chilean Feminist Anthem Decrying Gender Violence Goes Global" (WBUR, December 11, 2019):

The song — “Un violador en tu camino” ("A Rapist in Your Path") — was created by Chilean art collective Lastesis to highlight gender-based violence in the country. I...

Wearing blindfolds, women sing the powerful lyrics atop an electric beat: “Y la culpa no era mía / ni dónde estaba / ni cómo vestía./ El violador eres tú.” (And the fault was not mine / nor where I was / nor how I was dressed. / The rapist is you.)

Spontaneous performances of the song have popped up in Mexico, Venezuela, France, Spain, India and the U.K. In the U.S., the song has inspired Velu Ochoa and fellow organizers to come together for an upcoming performance in the nation’s capital.