What is the nickname of the Las Vegas/Oakland Raiders' famous fan section?

Which team has long been nicknamed "America's Team"? What are fans of the Green Bay Packers commonly called? What yellow item do Pittsburgh Steelers fans famously wave? What is the name of the famous fan section at Cleveland Browns games? What do Seattle Seahawks fans call themselves? What do Buffalo Bills fans call themselves? What chant is associated with New Orleans Saints fans? Which team's fans perform the "Skol" chant?