Why is the front headlight of a train kept on during daytime operations ?

Aye Watan Kay Sajeely Jawano …..

king of chess Mir Sultan Khan is considered to be Asia’s First Grand master by the international chess community :

Jabal Noor-ul-Qur’an is a spiritually significant site that preserves over 30 million martyred pages of the Holy Quran with utmost reverence.