'Core contenders' Pennsylvania poll major fiasco...in the fog of the state of Gyeongsang Province.

Pennsylvania polls, one of the key contenders to win or lose the U.S. presidential election, are showing mixed results depending on the research agency.

An Emerson University survey showed Trump and Harris' approval ratings in Pennsylvania at 49 to 48%, respectively, and a Bloomberg survey showed Harris versus Trump at 50 to 48.2%, reversing the lead.

A Fox News poll showed Harris ahead by 2 percentage points with 50 to 48 percent of registered voters, but Trump led by 1 percentage point with 50 to 49 percent.

In Michigan, a key Democratic stronghold along with Pennsylvania, the results were mixed depending on the respondents, according to the Washington Post survey, which showed Trump ahead by 2%p in registered voter surveys, but Harris had a 1%p advantage when narrowed down to those willing to vote.