MILPITAS (CBS SF) — A grandmother has been arrested on suspicion of murdering her 3-year-old grandson at the family’s Milpitas home on Monday, authorities said.

Milpitas police said they got a 911 call of an unresponsive child at a residence in the 700 block of Luz Del Sol Loop at around 4:44 p.m. Monday.

READ MORE: Two Women Die In Horrific Saturday Evening Rohnert Park Crash

An officer arrived on scene within two minutes and immediately began performing CPR. Additional officers and Milpitas Fire Department personnel arrived at the residence and continued lifesaving efforts.

foos abdi hashi milpitas police mug shot

Foos Abdi Hashi (Milpitas Police Dept.)

The child was rushed to a local hospital, but succumbed to his injuries a short time later.

READ MORE: San Francisco Bay Area Residents Prepare For California's 'COVID Independence Day'

Investigators determined the case was a homicide and on Wednesday arrested 70-year-old Foos Abdi Hashi in San Jose. The Milpitas resident is the paternal grandmother of the 3-year old child, identified as Ayub Hassan.

According to the Santa Clara County medical examiner’s office, the boy died of “manual strangulation.”

Hashi was booked into the Santa Clara County Main Jail for on suspicion of murder and is currently being held without bail.

MORE NEWS: COVID Recovery: Businesses Hoping End Of COVID-19 Restrictions Will Bring Crowds Back To Ferry Building

If you have any information regarding this investigation, you are encouraged to call the Milpitas Police Department at (408) 586-2400. Additionally, information can be given anonymously by calling the Crime Tip Hotline at (408) 586-2500 or via the Milpitas Police Department Website at: http://www.ci.milpitas.ca.gov/crimetip