Freida Parton is asking fans to pray for her sister, country music icon Dolly Parton, after the 79-year-old postponed Las Vegas concerts due to health concerns. #fox #media #breakingnews #us #usa #new #news #breaking #foxnews #dollyparton #freidaparton #countrymusic #music #celebrity #entertainment #hollywood #lasvegas #health #healthupdate #singer #legend #country #fans #concert #prayers #musicnews #americana #icon #newsupdate Subscribe to Fox News: https://bit.ly/2vBUvAS Watch more Fox News