A Pakistani student said he killed his professor because he insulted Islam. Now other teachers are wary of speaking freely in class.

Some religions and cultures don't respect free speech.

A Pakistani student said he killed his professor because he insulted Islam. Now other teachers are wary of speaking freely in class. https://t.co/3KOe9vNHWX

— New York Times World (@nytimesworld) September 17, 2019