Christmas Day tragedy as five people, including 11-year-old boy, poisoned to death by carbon monoxide in two separate incidents

What started out as a joyous day of Christmas festivities turned tragic after five people, among them a young boy, have died in two separate accidents involving carbon monoxide poising in Michigan.

http://www.dailymail.co.uk/news/article-2253184/Christmas-Day-tragedy-people-including-11-year-old-boy-poisoned-death-carbon-monoxide-separate-incidents.html