11.   Authorities said preliminary forensic analyses revealed no traces of a bomb, suggesting an accident.

12.   Canadian snowboarder Ross Rebagliati was temporarily stripped of his Olympic goal medal at Nagano, Japan, when a drug test revealed traces of marijuana in his system.

13.   Hasani took off his shirt and rolled up his trouser legs to reveal traces of broken ribs and bruises.

14.   In no single instance did he reveal any trace of the language and logic of the old regime.

15.   In the case of India, the EU said inspections had revealed traces of the salmonella and vibrio bacteria in fish products.

16.   In the case of India, the EU said inspections revealed traces of the salmonella and vibrio bacteria in fish products.

17.   Seven pig farms that received deliveries of tainted feed were quarantined last week, but officials said tests on the animals did not reveal traces of PCB.

18.   He added that the test revealed traces of a banned substance.

19.   An autopsy into the death of Viktor Frelikh revealed traces of an unidentified poison in his blood, and a criminal enquiry has been launched in Ukraine.

20.   Three skiers - Johann Muhlegg, Larissa Lazutina and Olga Danilova - had medals taken away after urine samples revealed traces of darbepoetin.