matt rooney, we have to _ following christmas and thanks. matt rooney, we have to leave it there.bbc news. a question for you now. a question for you now. what is the secret to a longer life? one region in southern italy is being studied by experts for its unusually high percentage of people who live past 100. sara monetta has more. hidden in the hills of southern italy lies one of the countries best kept secret that of long life. this region that combines mountain nc will life seems stuck in a less chaotic simpler past. people here live on average ten years longer than other italians and about one resident in ten this past 100. scientists from the university of san diego have been studying the area for years. but if you ask antonio is 98 the answer is simple. translation: the peace here is incomparable the people say hi, they know each other, they talk to each other. healthy food, pristine environment, lack of pollution are all believed to play a role. but also family. shejust turned 100, she says she never spends a day without her grandchildren. translation: i love all my grandc