PATIALA: The two-day antim ardas (final prayer) for wing commander Mandeep Singh Dhillon, who died in a chopper crash during a rescue sortie last week in Arunachal Pradesh, began at his house in Patiala on Saturday. Squadron leader PS Dhillon (retd), father of the Indian Air Force officer, urged CM Capt Amarinder Singh to attend. On July 4, Dhillon, the commanding officer of the Tezpur-based advanced light helicopter (ALH) unit, met with a tragic end. He is survived by wife Prabhpreet Kaur Dhillon, daughter Sehaj and son Eshar.