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NEWARK, Del. (CBS) — Police in Newark say 100 people were arrested over the weekend at a party hosted by University of Delaware students.

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Police say they received a call shortly after 3 a.m. on Saturday of a disorderly party in the 300 block of East Park Place.

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When they arrived, around 50 partygoers were gathered in the rear of the residence, and some of them went into a neighbor’s yard without permission.

Police then obtained a search warrant for the residence, and when it was executed, they found more than 170 people in the backyard.

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Officers issued 100 criminal summonses for underage drinking. The people who attended the party who were 21 and over were released without charges.

Police say a majority of the people arrested were University of Delaware students. Two juveniles were also arrested at the party and released to their parents.

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All those arrested for underage drinking are scheduled for a later court date.

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The three University of Delaware students who hosted the party have charges pending against them.