NEW YORK (Reuters) - Blind Chinese dissident Chen Guangcheng arrived in the United States on Saturday and declared "equality and justice have no boundaries" after China let him leave a Beijing hospital to quell a sensitive diplomatic rift between the two countries. Chen escaped from house arrest in northeastern China last month and sought refuge in the U.S. Embassy in Beijing, embarrassing China and creating an uncomfortable backdrop for U.S. Secretary of State Hillary Clinton's visit to improve ties between the world's two biggest economies. ...

CAMP DAVID, Maryland (Reuters) - World leaders backed keeping Greece in the euro zone on Saturday and vowed to take all steps necessary to combat financial turmoil while revitalizing a global economy increasingly threatened by Europe's debt crisis. A summit of the G8 leading industrialized nations came down solidly in favor of a push to balance European austerity - an approach long driven by German Chancellor Angela Merkel - with a new dose of U.S.-style stimulus seen as vital to healing ailing euro-zone economies. But it was clear that divisions remained. ...

BEIRUT (Reuters) - A car bomb killed nine people at a Syrian military post in the eastern city of Deir al-Zor on Saturday, an attack the government said was the latest proof that an uprising against President Bashar al-Assad was a foreign plot. The official SANA news agency said the blast had been the work of a suicide bomber, and had also wounded about 100 people, including guards, at what it called military installations. International pressure and an U.N.-backed peace plan has failed to quell Syria's turmoil. ...

CAMP DAVID, Maryland (Reuters) - Leaders of the Group of Eight major economies raised the pressure on Iran on Saturday, signaling their readiness to tap into emergency oil stockpiles quickly this summer if tougher new sanctions on Tehran threaten to strain supplies. "We remain united in our grave concern over Iran's nuclear program," the G8 leaders said in a statement summing up the results of their meeting in Camp David in rural Maryland. ...