The unsolved death of a teenager in 1977 haunted students and staff at Honolulu's McKinley High School for nearly half a century.

Honolulu Police say modern forensic tests allowed them to identify and arrest a suspect in Dawn Momohara's 1977 murder.

SALT LAKE CITY (KUTV) — A suspect in a 1977 murder at a high school in Hawaii was arrested in Utah almost 48 years later. The arrest happened 7:40 a.m. Tuesday by Unified Police Department in Millcreek, Honolulu Police Department's Lt. Deena Thoemmes said.

Today at 7:40 a.m. Hawaii time, the Mill Creek Investigations ... HPD investigators flew to Utah and covertly acquired a DNA sample from Gideon Castro that matched the evidence found on Momohara ...

DNA technology has led to the arrest of 66-year-old Gideon Castro, who attended the same high school as the victim, Dawn Momohara.

Honolulu Police and the Unified Police of the Greater Salt Lake say they have arrested a 66-year-old man in a Utah nursing home in connection to a Hawaii murder nearly 50 years ago.

In 2019, a devastating measles outbreak erupted in Samoa. Eighty-three people, most of them children, died. Another 5,000 contracted the disease, many of which suffer long-term damage as a result. In total, around 3% of the small island’s population fell ill.

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Dawn Momohara was 16 years old when her body was found on the second floor of McKinley High School in Honolulu in 1977. For decades, detectives had failed to identify a suspect in the murder case but now, thanks to a breakthrough in DNA technology, they have arrested a former classmate, police confirmed.

Nearly a half-century after Dawn Momohara’s body was found, Gideon Castro, 66, was arrested in a Utah nursing home and charged with her murder.

Susie Chun Oakland arrived to a crime scene at McKinley High School in Honolulu that March morning nearly a half century ago.

MILLCREEK — A man living in a Utah nursing home will be sent to Hawaii, where he's now facing a second-degree murder charge. Gideon Castro, 66, is accused of killing then-16-year-old Dawn ...