Warsaw’s liberal mayor and his insurgent populist challenger are locked in a dead heat as they fight for the presidency of Poland, exit polls projected after Sunday’s head-to-head vote, leaving the country tilting between two wildly different political futures.

Exit polls in Poland’s presidential runoff show the two candidates in a statistical tie with the election too close to call.

One poll has pro-EU candidate Rafal Trzaskowski in the lead, while the other indicates conservative Karol Nawrocki will win.

Here’s what to know about Poland’s presidential runoff, which sets up a showdown between the governing party and resurgent nationalists.

Karol Nawrocki, a right-wing nationalist, flipped exit poll results and defeated Warsaw Mayor Rafal Trzaskowski.

Poland and the U.S. are close allies, and there are 10,000 U.S. troops stationed in Poland, but Tusk and his partners in the past have been critical of Trump. Nawrocki, however, has a worldview closely aligned with Trump and his Make America Great Again ethos.

“In the first round of the election, you had only 60 percent of people voting for the two strongest candidates,” Buras said. “That was the lowest joint result of the two top candidates in the history of Polish presidential elections. Which means many ...

Supporters of Polish presidential candidate Karol Nawrocki, backed by the main opposition Law and Justice (PiS) party, attend his final rally, ahead of the second round of presidential election, in Biala Podlaska,