WASHINGTON (AP) — Americans who already have health insurance are blaming President Barack Obama’s health care overhaul for their rising premiums and deductibles, and overall 3 in 4 say the rollout of coverage for the uninsured has gone poorly.

An Associated Press-GfK poll finds that health care remains politically charged going into next year’s congressional elections. Keeping the refurbished HealthCare.gov website running smoothly is just one of Obama’s challenges, maybe not the biggest.