Eyewitness News learned Joe Jackson, the father of the late Michael Jackson, is in a Las Vegas hospital with stage-four pancreatic cancer.LAS VEGAS -- Joe Jackson, the patriarch of the Jackson family, has died at the age of 89, Eyewitness News has learned.The 89-year-old was in a Las Vegas hospital, battling stage-four pancreatic cancer last week. Jackson has battled several illnesses in recent years.He suffered a stroke in 2015. Report a correction or typo