How should leader be honored?

Lee Kuan Yew International Airport? A banknote with the founding Singaporean leader's face on it? A new national holiday?

The death of the widely revered leader known as "LKY" last month has sparked a vigorous debate in Singapore over how to honor its first prime minister, who famously disdained personal monuments.

His son, Prime Minister Lee Hsien Loong, has called for further reflection on how best to remember the late leader, whose death sparked an unprecedented outpouring of grief in the city-state, saying any decision must "stand the test of time".