UPDATE 2-WHO presses Russia for details on plague institute worker's death, Kremlin turns on media

2

* Russia has not yet said what caused lab worker's death * WHO says it wants more information about case * Kremlin says it has cooperated * Accuses some media of telling lies about case (Adds Kremlin

(The article has been published through a syndicated feed. Except for the headline, the content has been published verbatim. Liability lies with original publisher.)