On Tuesday, residents in five Northeast U.S. states -- Connecticut, Delaware, Maryland, Pennsylvania and Rhode Island -- vote in presidential nominating contests.
5 Northeast US States Vote in Primaries Tuesday

1
Precinct volunteers look over paperwork at a polling station at Watkins Mill Elementary School in Montgomery Village, Maryland, April 26, 2016.

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Voters arrive at a polling station, in Philadelphia, Pa., April 26, 2016. Pennsylvania is one of five Northeast U.S. states voting in presidential primaries Tuesday.

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A volunteer with the African-American Democratic Club of Montgomery County, Maryland, is ready to hand out information on local politicians as voters approach the polling station at Watkins Mill Elementary School in Montgomery Village, April 26, 2016.

4
Carmen Carrión leaves a polling precinct wearing a Spanish language "I voted" sticker, Philadelphia, Pa., April 26, 2016.