Alcohol-free beer has been gaining popularity in recent years as beer consumption shrinks. At Weihenstephan, the world's oldest brewery in Germany, non-alcoholic wheat beer and lager now make up 10% of volume.

MUNICH — Bridie O'Halloran drank the first beer of her life at Oktoberfest.

Security has tightened at Oktoberfest after a deadly knife attack last month in western Germany, and officials are warning revelers