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The Clark County coroner said Monday that Sang Boi Nghia died of multiple stab wounds in an attack that Las Vegas police say probably happened about 2 a.m. Friday in a room at the Circus Circus hotel-casino.
The coroner did not immediately make the man's name public, pending notification of his family.
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Las Vegas police Lt. Ray Spencer says both victims were stabbed multiple times and authorities have not made an arrest.
Nghia's daughter, Chau Nghia, tells the Las Vegas Review-Journal that her mother owned a tour business in Ho Chi Minh City, Vietnam.