WHITFIELD: The shocking death of a billionaire pharmaceutical magnate and his wife in an upscale neighborhood was originally thought to be a murder-suicide. But their family and friends said that didn't make any sense, and now police have come to a stunning new conclusion as Paula Newton explains.</s>PAULA NEWTON, CNN CORRESPONDENT: After six weeks of exhaustive investigation, Toronto police left the home of Barry and Honey Sherman admitting they still have no suspects, no motive, but one chilling conclusion -- the billionaire couple was murdered.</s>UNIDENTIFIED FEMALE: We have sufficient evidence to describe this as a double homicide examination, and that both Honey and Barry Sherman were in fact targeted.</s>NEWTON: Targeted for murder by one or more people determined to see them die in their own home in a gruesome fashion.</s>UNIDENTIFIED FEMALE: Honey and Barry Sherman were found deceased in the lower level pool area, hanging by belts from a poolside railing in a semi seated position.</s>NEWTON: There were no signs of forced entry, and police say they are still talking to neighbors, witnesses, family members, business associates, anyone who knew anything about the Sherman's lives or even their last hours.</s>UNIDENTIFIED FEMALE: People are in shock and crying.</s>NEWTON: This murder mystery has shaken many not just in this affluent Toronto neighbor, but throughout Canada. Barry and Honey Sherman were high profile billionaires. Barry, the pioneering generic drug tycoon always eager to take on big pharma, and his wife Honey, patron of several charities, together they gave away tens of millions to several causes. All the more incredible that they were targeted and left to die in such a horrific way. The Shermans' children have launched an independent investigation of their own and in a statement to media said their preliminary findings are consistent with that of police.</s>NEWTON: The Shermans had close ties to prime ministers both past and present. Their murder has shaken the political establishment with many wondering who could have wanted to see them dead and why. Paula Newton, CNN, Ottawa.</s>WHITFIELD: You are watching the CNN Newsroom. And we'll be right back.
Police Conclude Billionaire Couple in Canada Murdered