"Iva," a 20-foot-long triptych by American abstract expressionist Joan Mitchell, was gifted to the museum by philanthropists Jorge M. Pérez and Darlene Pérez. The painting, named after Mitchell ...

London's Tate Modern unveiled a huge, spectacular abstract painting by acclaimed ... and I think it exposes American art to a European audience." The triptych has been hung in a room next to ...

spectacular abstract painting by acclaimed US artist Joan Mitchell on Thursday, part of one of the "most significant gifts" to the gallery in recent decades. Donated to the iconic museum on the banks ...