Detectives from the Quincy Police Department and State Police detectives from the Norfolk District Attorney’s Office have arrested Shu Hsu on a murder warrant from Quincy District Court related to the February death of 11-month old Chloe Chen .
Hsu, 28, of Weymouth was already facing assault charges in the incident and had already pled not guilty to those charges.
The incident has been under continuous investigation by the Quincy Police Department, State Police Detective Unit - Norfolk DA. Law enforcement was provided with additional information and determinations by the Office of the Chief Medical Examiner relative to the injuries to Chloe Chen yesterday, leading to Hsu’s arrest today, according to Norfolk District Attorney Michael W. Morrissey.
Hus is being processed at the Quincy Police Department and will be arraigned on the new murder count as soon as practicable today.