Getting your Trinity Audio player ready... Historically, when students at American universities and colleges protest — from the Civil Rights Movement to Black Lives Matter — there’s a common refrain ...

Historically, when students at American universities and colleges protest — from the Civil Rights Movement to Black Lives Matter — there's a common refrain that “outside agitators” are to blame.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Historically, when students at American ...

Historically, when students at American universities and colleges protest — from the Civil Rights Movement to Black Lives Matter — there’s a common refrain that “outside agitators” are to blame.

Historically, when students at American universities and colleges protest — from the Civil Rights Movement to Black Lives Matter — there's a common refrain that “outside agitators” are to blame.