ODM leader Raila Odinga and his wife Ida have already cast their votes in Kibra constituency.
Raila, has been very supportive to ODM candidate Imran Okoth, the brother to late Ken Okoth during the campaigns.
ACCOMPANIED BY MAMA @IDAODINGA
WE HAVE EXERCISED OUR CONSTITUTIONAL RIGHT AND CAST OUR BALLOTS FOR THE KIBRA BY-ELECTION,’ HE TWEETED.
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The former PM was the MP for Kibra from 1992 – 2013.