A British-Belgian teenager has become the youngest person to fly solo around the world in a small aircraft.Mack Rutherford, 17, was greeted by a crowd of supporters after landing west of Sofia in Bulgaria on Wednesday, marking an end to his five-month journey through 52 countries.

A British-Belgian teenager has become the youngest person to fly solo around the world in a small aircraft.Mack Rutherford, 17, was greeted by a crowd of supporters after landing west of Sofia in Bulgaria on Wednesday, marking an end to his five-month journey through 52 countries.