P161 CEEFAX 161 Fri 8 Apr 21:17/28   -n2n1  -/.%/.)/,  WORLD  US CONCERN OVER BIOLOGICAL WEAPONS The US has 3aid it is concerned Russia may not have fully stopped its work on biological weapons. Part of the concern has been blamed on a "biological infrastructure" with no apparent commercial purpose found by US and British experts. But the Washington Post also said a Russian scientist who defected to the US last year gave an account of secret research into germ warfare. President Yeltsin admitted Russia violated a 1972 treaty banning biological arms at least until 1990 --,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,. Next News Main News Home News Top Spout