In an open letter sent to ARTnews on Tuesday morning, a group of artists called on the Aichi Triennale in Nagoya, Japan, to remove their work from the show. The open letter comes a week after the triennial took work off view, in a controversy that some have alleged is censorship. The letter is signed by Tania Bruguera, Pia Camil, Claudia Martínez Garay, Regina José Galindo, and Javier Téllez, as w