Voters are supposed to pick their politicians, but thanks to redistricting, some politicians are picking their voters. There are currently almost a dozen states embroiled in legislative fights over what can be a powerful political tool. With up to 18 seats in contention, the results could affect which party controls the House of Representatives next year. Nick Seabrook, author and professor of political science and public administration at the University of North Florida, talks to CNN Political Director David Chalian about who might benefit from which outcomes. Learn more about your ad choices. Visit megaphone.fm/adchoices