DCP leader Rigathi Gachagua has called on President William Ruto to uphold state decorum and stop using abusive language in public.Writing on X as EPRA prepares to announce monthly fuel prices today, the former Deputy President alleged a plan to hike diesel by Sh9 and petrol by Sh12.Gachagua claims the increase is a political move to fund 2027 campaigns rather than a global market shift.