Actor Lee Byung Hun was questioned yesterday by authorities from the Korean Prosecutors Office regarding his current legal strife with alleged ex-girlfriend, Kwon Mi Yeon. Officials from the prosecutors office revealed to the press that actor Lee Byung Hyun was summoned and an investigation was held from 8 p.m. Wednesday evening to 5 a.m. the following morning. The IRIS star was asked questions concerning a lawsuit filed against him as well as two others filed by himself. Lee is currently embroiled in a legal battle with Kwon Mi Yeon, who is suing the actor for damages and emotional suffering pertaining to an alleged former relationship. In response, Lee Byung Hun has taken legal action with his law firm, Kim & Chang. Lee is suing Kwon for libel and is asking authorities to investigate threats made against him. More details on allkpop as the story develops.