The attack overnight Sunday was the third since the show by Italian-German photographer Luigi Toscano was installed in early May.
Faces were cut out of around 80 portraits, an AFP photographer said. Over the past two weeks, others have been daubed with swastikas or slashed with knives.
Bellen said he was “deeply worried” over the assaults on the show honouring victims of Nazism.
“I know that the overwhelming majority of Austrian society totally rejects the atrocities committed by the Nazis,” Bellen said in a statement. “That some cannot see…
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