11.   Federal agents with the Department of Alcohol, Tobacco and Firearms were tracing the origins of the handgun.

12.   Genetic researchers have been assembling a DNA database that may someday allow African-Americans to trace their origins to specific regions in Africa.

13.   His walls are covered with family portraits, Russian art and his family tree, tracing his origins to Tolstoy and Catherine the Great.

14.   His privately owned family business traces its origins to a supermarket opened in downtown Brockton by his grandfather, a Greek immigrant.

15.   Hong Kong has not traced the origin of the flu, but has banned live poultry from mainland China.

16.   In it, he traced the origins of the tall, bewhiskered character who came to personify the United States.

17.   Instead, he traces the origins of his art to a jaunty form of Elizabethan folk song that dealt with death in graphic, almost welcoming, terms.

18.   In this country, they trace their origins to the little central Ohio town of Coshocton.

19.   It also provides hope to those who believed they could never trace their origins back more than a few generations.

20.   It traces the origins of modernism in Sweden in several media.