Warren Gains on Biden in Perceived Electability in CBS Poll

(Bloomberg) -- Elizabeth Warren is gaining both in probable Democratic convention delegates and in perceived electability, a CBS News/YouGov tracker poll showed on Sunday, even as former Vice President Joe Biden leads in an estimate of likely delegates from early-voting states.Among those considering supporting the Massachusetts senator, the percentage who think she would probably beat President Donald Trump in 2020 has jumped 16 percentage points since June, to 55% from 39%. That cuts into Bide