By Clifford Lo
Hong Kong police arrested an elderly man on suspicion of strangling his daughter to death in his Mong Kok flat before daybreak on Monday, marking the city’s third murder case in two weeks.An initial investigation suggests that the attack took place in the pair’s home in Hoi Wen House at Hoi Fu Court on Hoi Ting Road after the 32-year-old woman beat the 72-year-old man with an umbrella, according to a police source.The source added that the woman had been suffering from mental illness for more…