Britain and Russia brace for showdown as deadline expires for nerve attack explanation
Contributed by NAMPA / Reuters.
* British deadline expires with no Russian response
* Britain says Russian nerve agent used against spy
* Russia warns Britain that it will retaliate
* United States, EU, NATO support to Britain
By Guy Faulconbridge and Michael Holden
LONDON, March 14 (Reuters) - Britain braced for a showdown
with Russia on Wednesday after a midnight deadline set by Prime
Minister Theresa May expired without an explanation from Moscow
about how a Soviet-era nerve toxin was use ...