UPDATE 2-Kenya opposition leader defies pressure to concede defeat
Contributed by NAMPA / Reuters.
* Odinga, claiming election victory, calls for strike
* Has said vote was rigged; monitors call it fair
* EU, African Union urge the opposition to respect results
(Updates after Odinga visit to Mathare, tear gas)
By Katharine Houreld and Ed Cropley
NAIROBI, Aug 13 (Reuters) - Kenyan opposition leader Raila
Odinga called on Sunday for a strike to support his claim to the
presidency and accused the ruling party of "spilling the blood
of innocent people" as he br ...