This is the fourth in a series of race rundowns designed to give subscribers a quick snapshot of what's happening in each district in 2018. Throughout the cycle, watch for our detailed analysis of the most closely-fought races in our competitive race overviews. And, be sure to bookmark our ratings to keep track of the latest changes.

Indiana

IN-01: Pete Visclosky (D) - Northwest corner: Gary, Hammond Solid Democratic. At this point, Visclosky has served 24 years longer than any other member of Indiana's delegation. An appropriator, he is aiming to designate Indiana Dunes a national park and is on track to win an 18th term.

IN-02: Jackie Walorski (R) - North central: South Bend, Elkhart Solid Republican. After a rocky first few campaigns, Walorski has found her footing in what has traditionally been a swing district. She took 59 percent in 2016 against former police officer Lynn Coleman. This cycle, Democrats' frontrunner looks like Methodist minister and hospital consulting CEO Mel Hall. He'll need a wave and a strong performance by hometown son Sen. Joe Donnelly to be

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