Former Wisconsin Supreme Court Justice David Prosser died Sunday at 81 years old. Prosser served 18 years on the state's highest court and was previously assembly speaker before that. Gov.

David Prosser, who rose to become speaker of the Wisconsin Assembly before an 18-year tenure on the state Supreme Court that was marked by a heated altercation with another justice, has died.

(The Center Square) – Former Wisconsin Supreme Court Justice and Assembly Speaker David Prosser died Sunday. He was 81. The cause of death was cancer. Prosser was appointed to the Supreme Court ...