The "blue wall" is used to describe places that have usually voted for Democrats in presidential elections since 1992. Polling margins are close for Harris and Trump in three "pivotal" blue states.

Democrats held their “blue wall” – a cluster of eastern, Midwest and western states that usually go Democratic and were key for Obama.

The blue wall refers to the collection of states whose electoral votes often went to the Democrat presidential candidate. Trump flipped three them red in 2016: Pennsylvania, Michigan and Wisconsin.

Donald Trump famously flipped three key "blue wall" states in 2016. As all eyes are on the swing states on election night, here is what the polls say.

As former President Donald Trump’s electoral vote count climbs past 230, the Kamala Harris campaign remains “optimistic” that a path to victory is still possible. PBS News Hour’s Laura ...

The blue wall is back. With victories in Michigan and Wisconsin this week and, on Saturday, in Pennsylvania, President-elect Joe Biden successfully did what Democrats had hoped for: He rebuilt ...