GENEVA — More than 140 nations Saturday adopted the first legally-binding international treaty aimed at reducing mercury emissions, capping four years of talks to set limits on the use of a highly toxic metal. The treaty was adopted after all-night negotiations, UN environmental officials said. A signing ceremony will be held later this year in Japan, and then 50 nations must ratify it before it comes into force.
Ex-leader named murder suspect
KIEV — Ukrainian authorities formally notified jailed former Prime Minister Yulia Tymoshenko that she is a suspect in the murder of a businessman and lawmaker in 1996. Tymoshenko is suspected of ‘‘ordering and organizing’’ the contract-style killing of Yvhen Scherban, his wife, and two other people, the prosecutor general’s office said. Tymoshenko denies the accusations and says it is part of a broader move by President Viktor Yanukovych to keep her in prison. She is serving a seven-year prison term for abuse of office while negotiating a 2009 gas deal with Russia.
Security talks stall on border accord
JUBA — South Sudan and Sudan failed to reach an agreement on security arrangements and oil exports, officials said Saturday after days of talks in Ethiopia’s capital. The two sides were in Addis Ababa negotiating the implementation of a demilitarized border zone, which called on Juba and Khartoum to withdraw forces 6 miles from the border.
Scotland avalanche kills four climbers
LONDON — Four climbers died after they were caught in an avalanche Saturday in the Scottish Highlands, police said. They were part of a group of six climbers who were at Glencoe, one of Scotland’s best-known glens, when a snowy slope broke away. The BBC said that five of the climbers were swept down the mountain and engulfed by ice and snow. One man escaped to get aid. A woman was seriously hurt.