Major battleground states extend polling hours in key precincts: What to know

Several battleground states extended the hours of polling sites on Tuesday, citing unexpected wait times, technical issues, and other issues for voters in key precincts. 

Here's a rundown of the states and precincts impacted so far. 

Pennsylvania

Voters in line prior to 8 p.m. will still be able to vote in the county's regular voting system, state officials said, and voters who get in line after 8 p.m. will be able to vote by provisional ballot.

Voters in Cambria County will have until 10 p.m. to vote, two hours after the 8 p.m. deadline, though any ballots cast after 8 p.m. must be made using provisional ballots.

North Carolina

Georgia

In Gwinnett County, officials said voters at a separate polling location that was also the target of a bomb threat will have until 8 p.m. to cast their ballots. 

This is a breaking news story. Check back here for updates.