South Korea opposition leader Lee Jae-myung stabbed in the neck

South Korean news agency Yonhap reported that Lee's assailant had been arrested at the scene in the port city of Busan

South Korea's opposition party leader Lee Jae-myung has been hospitalised after being attacked during a visit to the southern port city of Busan, sustaining injuries that health officials said were not life threatening.

Lee, 59, was stabbed on the left side of his neck with a weapon by an unidentified man pretending to be a supporter, South Korean news agency Yonhap said. The weapon was approximately 20 to 30cm long, according to eyewitnesses.