Mark ##eon hhs been detained since Thursday at Seoul 's Severance Hospital where he is recovering from an attack by a knife - wielding man . President Park Geun - hye visited Lippert on vacation . Came amid an atmosphere of public sympathy and support for the envoy . President Park Geun - sung also received treatment in 2006 when she was attacked by a man with a box cutter during an election rally . The alleged attacker , known as an anti - U.S. activist , was severely Friday .
Mark Lippert hhs been hospitalized since Thursday at Seoul 's Severance Hospital where he is recovering from an attack by a knife-wielding man . President Park Geun-hye visited Lippert on Monday . Came amid an outpouring of public sympathy and support for the envoy . President Park Geun-hye also received treatment in 2006 when she was knifed by a man with a box cutter during an election rally . The alleged attacker , known as an anti-U.S. activist , was arrested Friday .