Two Massachusetts residents sue the New York Post, accusing the tabloid of identifying them as suspects in the Boston marathon bombing.

New Jersey Governor Chris Christie appoints the state's attorney general to replace late Senator Frank Lautenberg until October's election.

A US couple who hosted a radio show called The Pursuit of Happiness took their own lives by asphyxiation, US authorities say.

PM Recep Tayyip Erdogan returns to Turkey, telling supporters that nationwide protests border on illegality and must end immediately.

A comet's extremely close encounter with the Sun gives scientists a look at a region that has never been visited by spacecraft.

US intelligence chief James Clapper admits agents do collect communications from internet firms, but the policy only targets "non-US persons".

North Korea says it will restore a key hotline with South Korea, as the two discuss where to hold talks on restarting the Kaesong industrial zone.

China's president arrives in California for talks with Barack Obama, seen as a chance for the two to build rapport on a number of high-stakes issues.