Sidharth Malhotra begins shooting for Shershaah in Kargil today, confirms co-producer Shabbir Boxwala

Shershaah, also ft. Kiara Advani and Rakul Preet Singh, is based on the life of Captain Vikram Batra, an officer of the Indian Army who was posthumously awarded the Param Vir Chakra for his actions during the 1999 Kargil War in Kashmir between India and Pakistan.