“The Department can confirm that prisoners were fighting at Yatala Labour Prison this morning,” the spokeswoman said. “As a result, one prisoner was taken to hospital and is being assessed.

Benjamin Anthony Shuman, 34, faced the Supreme Court on Monday via video link after stomping on, punching and kicking Jason Douglas Wright, 52, to death inside Yatala Labour Prison in 2023.

Eastern Adelaide CIB detectives are investigating the “serious” assault, believed to involve a makeshift knife, at Yatala Labour Prison, Northfield, in Adelaide’s north on Sunday afternoon.