Two more Indonesian volcanoes rumble

Air Batumbo, Indonesia — Scientists warned hikers and visitors to stay away from two more Indonesian volcanoes Wednesday, a day after another volcano spewed ash on disaster-stricken Sumatra Island and forced about 25,000 people to flee.Sensors on the slopes of the two mountains Anak Krakatoa on the southern tip of Sumatra Island and Tangkuban Prahu in Java – picked up an increase in volcanic activity and a buildup of gases...