The mother's carelessness, the infant died in the heat.

The drunken mother left her three-year-old daughter in the car. The girl died shortly after due to extreme heat and suffocation.

According to a report by a foreign news agency, this tragic incident of mother's negligence took place in Phoenix, Arizona, USA, where a policeman has arrested a 23-year-old woman on the charge of killing her own daughter.

Police say the 23-year-old mother returned home drunk during a party and slept so unconsciously that she forgot that her baby was locked in a car.

Police say the girl died on Sunday and that the city's temperature was at its highest level that day, causing the temperature in a 1970 car to reach 155 degrees Celsius.

The girl lost her life due to such extreme temperature. Police have arrested the mother and registered a case of murder of a three-year-old girl.