Multiple Grammy Award winner Naomi Judd dies of mental illness at 76

American singer and actress Naomi Judd, a five-time Grammy Award winner, passed away on Saturday at the age of 76. "We lost our beautiful mother to the disease of mental illness. We are shattered," her daughter Ashley Judd said in a statement on Twitter. Mourning her demise, American singer-songwriter Carrie Underwood said, "Country music lost a true legend."