Athletes from six different countries who competed in the London 2012 Olympics have failed retrospective doping tests, according to the International Olympic Committee.
The retests were carried out using the latest scientific methods on samples from the 2008 Beijing Games and from the 2012 London Games.
Our UK Correspondent Natalie Powell reports…
IN: The samples
OUT: SOC
DUR: 37 seconds
AIR: http://www.fsnradionews.com/feeds/0527hiroshima-ls-air.mp3
ARN: http://www.fsnradionews.com/feeds/0527hiroshima-ls-arn.mp3
FM4: http://www.fsnradionews.com/feeds/0527hiroshima-ls-fm4.mp3
GENERIC: http://www.fsnradionews.com/feeds/0527hiroshima-ls-generic.mp3
ICRT: http://www.fsnradionews.com/feeds/0527hiroshima-ls-icrt.mp3
NIGERIA: http://www.fsnradionews.com/feeds/0527hiroshima-ls-von.mp3
RNZ: http://www.fsnradionews.com/feeds/0527hiroshima-ls-rnz.mp3
SRN: http://www.fsnradionews.com/feeds/0527hiroshima-ls-srn.mp3
VATICAN: http://www.fsnradionews.com/feeds/0527hiroshima-ls-vat.mp3
ZIZ: http://www.fsnradionews.com/feeds/0527hiroshima-ls-ziz.mp3
938: http://www.fsnradionews.com/feeds/0527hiroshima-ls-938.mp3