Feature: No more such tragedies -- stories behind Essex lorry deaths

Cao Huy Thanh's mother (R) and wife are pictured at home in Vietnam's central Nghe An province, Nov. 8, 2019. Thanh, who was among the 39 Vietnamese nationals found dead in a lorry in Essex, Britain, was the breadwinner of a family with four children. (Xinhua/Wang Di)