BOSTON (CBS) — Two Massachusetts State Police detectives received a national award for identifying 2-year-old Bella Bond and the suspects accused of killing her.

Lieutenant Robert Murphy and Trooper Daniel Herman were honored at the National Center for Missing and Exploited Children’s 2016 Heroes’ Awards in Washington, DC, Thursday night.

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A composite image of “Baby Doe” spread throughout social media for months as detectives worked to identify the little girl whose body washed ashore on Deer Island in June 2015.

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Rachelle Bond's daughter Bella and the image of Baby Doe issed by police. (Facebook photo and State Police image)

Rachelle Bond’s daughter Bella and the image of Baby Doe issed by police. (Facebook photo and State Police image)

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In September 2015, a tipster helped crack the case. Bella’s mother Rachelle Bond and Bond’s boyfriend Michael McCarthy have been charged in connection with her death.