Kwa Geok Choo, 89, died after a long illness on Saturday while her husband was under treatment in hospital for a chest infection following a working trip to Europe, one of several missions he continues to carry out each year.
Lee, who turned 87 on September 16, has not issued any public statement since his wife of 63 years died. Full story
Related:
Concern over health of Singapore's Lee - AFP
Singaporeans worry over Lee's health after wife's death - Asian Correspondent
Singaporeans worry over Lee Kuan Yew's health - Monsters and Critics
Singaporeans worry over Lee's health after wife's death - Haveeru Online
Singaporeans worry about Lee's health - The Sydney Morning Herald