Milpitas Lt. Tyler Jamison identified the family as Vinh Quang Nguyen, 36, his wife, Chau Bao "Betty" Pham, 36, and their 9-year-old son and 4-year-old daughter.

Chau Pham of N. Billerica N. BILLERICA -- Chau Pham, age 81, of N. Billerica passed away Thursday, April 27, 2017 at Lowell General Hospital surrounded by Chau Pham Obituary - North Chelmsford, MA ...

Milpitas Lt. Tyler Jamison identified the family as Vinh Quang Nguyen, 36, his wife, Chau Bao "Betty" Pham, 36, and their 9-year-old son and 4-year-old daughter.