A retired Pakistan Army officer, who flew into a rage after a youth teased his daughter, shot dead youth's parents.
Capt (retired) Meherban Khan went to the house of the youth's parents and opened fire, killing them.
A passerby was injured in the shooting that took place in a city in Punjab province, the daily Dawn reported Thursday.
The youth, Nazim Munir, managed to escape.
The retired army officer then went to the local police station and surrendered himself with his weapon.
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