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

Nearly five decades after her partially clothed body was discovered on the second floor of her Honolulu high school, modern DNA testing has led to an arrest that could solve the cold case murder of 16-year-old Dawn Momohara.

DNA evidence helped lead long-stymied detectives to a suspect in the murder of Dawn Momohara, 16, who was strangled and found dead at her high school.

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