Public Service Cabinet Secretary Geoffrey Ruku has sharply dismissed former deputy president Rigathi Gachagua's recent overtures towards Mt Kenya East. Public Service CS Geoffrey Ruku suggested that Gachagua had long dismissed Mt Kenya East. Photo: Geoffrey Ruku. Ruku has previously argued that Mt Kenya East should chart its own course if the western side of the region continues to resist recognising Kindiki's leadership. Photo: Geoffrey Ruku.