Polling guru Nate Silver changes his prediction from Trump electoral victory to 'toss-up'

Polling and data guru Nate Silver updated his prediction to "toss-up" two days after he said former President Trump was electorally favored to win the White House in November.

Silver, a prominent elections analyst and statistician, released his first election model since Vice President Kamala Harris became the presumptive Democratic nominee on Tuesday. He predicted Harris would win the popular vote, but called her "a modest underdog to Trump in the Electoral College."

Silver wrote...