Walter Parazaider, a founding member of Chicago, has died 6 years after his diagnosis with Alzheimer's disease.
Walter Parazaider -- one of the founding members of rock band Chicago -- is dead ... TMZ has learned.
His wife, JacLynn, tells TMZ ... Walter died at 2:10 AM Wednesday morning while in hospice, with her by his side. He was diagnosed with Alzheimer's ... [799 chars]