The first installment of a new national data release that will help journalists and researchers analyze polling place accessibility was released Tuesday as part of an investigative series, Barriers to the Ballot Box, from The Center for Public Integrity and Stateline. The data, posted to Github, includes polling place locations and addresses for 30 states for the 2012, 2014, 2016 and 2018 general elections, and is aimed at aiding reporting and research on the impact that polling place closures and changes could have on the 2020 election. Data for additional states will be added in the coming weeks.

Read more at The Center for Public Integrity.