Eight Thai police officers and four other men for allegedly kidnapping a wealthy businesswoman and her two sons. The and trying to extort US260,000, a police official said. Authorities were also seeking to arrest five other policemen in connection with the crime. "I cannot imagine how the public must feel about this case," said deputy commander Police Major General Watjanon Tirawat. "We have set up a committee to investigate this case. We will continue to protect innocent people from wrongdoers."