The California senator may have peaked shortly after her stellar performance in the second set of Democratic debates.
A plurality of survey respondents believes Trump is likely to lose his re-election attempt. Democrats see Biden, Warner or Sanders most able to beat him.
Democratic nominee hopefuls call for change and blame Trump’s racist rhetoric after 20 shot dead in El Paso.
Joe Biden came under fire during the second Democratic debate, but unlike last time he seemed better prepared.
The former vice president talks foreign policy as his poll numbers drop.
Two women candidates are rising to the top of the race for the Democratic presidential nomination.