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Missing UNH Student May Have Died During Sex Encounter

BOSTON (CBS/AP) – The University of New Hampshire student believed to have been killed a week ago may have died during a sexual encounter.

Elizabeth Marriott
Elizabeth "Lizzi" Marriott. (Family Photo)

WBZ-TV has confirmed that police are investigating claims that Elizabeth Marriott was suffocated during a group sex encounter with Seth Mazzaglia and another woman.

Marriott, 19, of Westborough, Mass., was last seen alive Oct. 9 after attending an evening class in Durham.

Seth Mazzaglia
Seth Mazzaglia. (Photo Credit: Dover, NH Police)

Mazzaglia, 29, was charged Saturday with second-degree murder and is accused of killing her in his apartment that night.

Her body hasn't been found, but authorities have been searching the waters around Peirce Island in nearby Portsmouth.

Underwater cameras, sonar, and search dogs were brought in Tuesday.

(TM and © Copyright 2012 CBS Radio Inc. and its relevant subsidiaries. CBS RADIO and EYE Logo TM and Copyright 2012 CBS Broadcasting Inc. Used under license. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. The Associated Press contributed to this report.)

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