ODM offices in Migori was on Sunday night burnt by unknown arsonists a day before the party deputy leader Hassan Joho its official opening on Monday 3.
Angry youths accused Migori governor Okoth Obado of hiring goons to set ablaze the new party office.Obado was elected on Peoples Democratic party.
There has been a stand off over ownership of the office.
Party officials claimed the building in which the office is housed belongs to ODM.