TBILISI, Feb 4 (AFP) - An aide to Georgian prime minister Zurab Zhvania, who died apparently after breathing toxic fumes leaked by a faulty heater, committed suicide late Friday, an interior ministry spokesman said.

The aide, 32-year-old Georgi Khelashvili, shot himself with a gun in his Tbilisi apartment, the spokesman said...

It was not yet clear whether Khelashvili`s suicide was linked to Zhvania`s death...

The body of another local Georgian official, Raul Yusupov, was found dead on the floor in another room in the apartment [where the PM had his accident]. There were no signs of foul play, and officials quickly quashed suspicions that the deaths could have been anything but accidental...

And, from TASS:

...According to preliminary data provided by police Khelashvili committed suicide at home. Motives behind the suicide have not been mentioned. However there is a high probability that they were personal and not associated with his work...