هشدار Pew: انتخابات میان دوره ای 2026 برای نظرسنجی ها به طور منحصر به فردی دشوار خواهد بود

A warning from Pew: The 2026 midterms will be uniquely difficult for polls

A mix of factors is creating unprecedented challenges for polling and for the public trying to understand it.