Frank Sinatra Jr. Has Died

(CNN)Frank Sinatra Jr., the son of the legendary entertainer who had a long musical career of his own, died Wednesday, said manager Andrea Kauffman. He was 72. Kauffman said Sinatra died at a Daytona Beach, Florida, hospital. Singer Nancy Sinatra said on her Facebook page that her brother died of cardiac arrest. "Sleep warm, Frankie..." she wrote. Sinatra was on his "Sinatra Sings Sinatra" tour and was scheduled to perform at the Peabody Auditorium on Wednesday.