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She had spotted her son in the image, taken from above, of a sea of shaven heads belonging to men in white T-shirts sat in long, straight rows.

And then there are the images of the migrants deported to a notorious El Salvador prison, shackled one behind the other in prison garb, their heads bowed and shaven.

Gada membership is only open to boys whose fathers are already members - young initiates have their heads shaven at the crown to make their rank clear.

Skeletal naked people, with shaven heads and hollow eyes, shuffle and stumble past the camera.

Black-bearded, with a shaven and shiny head, he’s wearing a Star Wars T-shirt that declares “Your Empire Needs You”.