There were no updates in the case until 2019 when cold case detectives asked a forensic biology unit to examine several items of evidence from the scene, including Momohara's underwear

Before Dawn Momohara was killed, she got a call from an unknown male and told her mother she was going to a shopping center. That was the last time her mom saw her, police said.

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

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

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

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.

Two Native Hawaiian brothers who were convicted in the 1991 killing of a woman visiting Hawaii allege in a federal lawsuit that local police framed them under pressure to solve a high-profile murder.

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.

Experts say DNA testing is how most cold cases are now being solved. It helped identify a suspect in the murder of a McKinley High School student with evidence preserved from

Ian and Shawn Schweitzer argued in a federal lawsuit that local police had failed to arrest a leading suspect.

Former Hawaii lawmaker Suzanne Chun Oakland remembers arriving at school one morning in 1977 to an eerie buzz.

Former Hawaii lawmaker Suzanne Chun Oakland remembers arriving at school one morning in 1977 to an eerie buzz. She had met up with girlfriends as usual before class at Honolulu’s McKinley High School when she learned a student named Dawn Momohara had been found dead on the second floor of a school