U.S. ambassador to South Korea Mark Lippert underwent two-and-a-half hours of surgery after he was slashed in the face by a Korean nationalist in an attack at a forum held in Seoul on Thursday to discuss Korean reunification, officials said.
The U.S. Senate failed on Wednesday to override President Barack Obama's veto of legislation approving the Keystone XL oil pipeline, leaving the controversial project to await an administration decision on whether to permit or deny it.
U.S. Supreme Court justices on Tuesday appeared unsure over how to resolve a privacy rights challenge by hotel operators to a Los Angeles city ordinance, intended to deter crimes including prostitution, that lets police view guest registries.