An American Indian tribe sued some of the world's largest beer makers...claiming they knowingly contributed to devastating alcohol-related problems on South Dakota's Pine Ridge Indian Reservation...The Oglala Sioux Tribe of South Dakota…is demanding $500 million in damages for the cost of health care, social services and child rehabilitation caused by chronic alcoholism…The lawsuit…also targets four beer stores...near the reservation’s border…Owners of the four beer stores...were unavailable or declined comment…A spokeswoman for Anheuser-Busch InBev Worldwide said she was not yet aware of the lawsuit, and the other four companies being sued - SAB Miller, Molson Coors Brewing Company, MillerCoors LLC [joint venture SABMiller & Molson Coors] and Pabst Brewing Company - did not immediately return messages...The tribe views the lawsuit as a last resort after… failed attempts to curb the abuse through protests and public pressure on lawmakers…One in four children…suffer from fetal alcohol syndrome or fetal alcohol spectrum disorder…