Chennai, March 10 -- In a tragic incident, three members of a family--a couple and their two-year-old child--were killed in a fire that broke out in a house at Kannivakkam area in suburban Guduvancherry early this morning.

Police said the victims were fast asleep when the fire broke out due to a spark from a mosquito repellent coil and engulfed the house, killing them on the spot.

The deceased were identified as Parthiban (36), a construction worker from Pandur near Guduvanchery, his wife Chitra (25), and their two-year-old daughter Jayasree.

After hearing that his sister Maheswari's kid was unwell, Parthiban came to her house last night along with his wife and child.

Later in the night, as there were no signs of the fever subsiding, Ma...