According to the World Health Organization, cardiovascular disease is the number one cause of death worldwide, accounting for nearly one-third of all deaths globally. An American TV personality is determined to change that. CNN's Larry King nearly died of heart disease two decades ago. After he recovered he created a foundation with an ambitious goal: to "save a heart a day." VOA's Amra Alirejsovic recently attended the Larry King Cardiac Foundation's 20th anniversary gala in Washington. Jim Bertel narrates.