32 23. We may now consider the evidence of PW5 Ujjwal in the backdrop of the principles discernible from the decisions of this Court as stated above. (A) The points on which the testimony of PW5 Ujjwal gets corroborated by other pieces of material or evidence on record are: i) According to him, a call was received on mobile of his mother, whereafter she opened the door and let the accused in. The mobile of his mother bearing number 9411926017 definitely received a call at about 9.27 p.m. from a mobile bearing number 9758835941. The call lasted for 20 seconds. However, there is nothing on record that the concerned mobile was that of accused Hari Om, or any of the accused. The record does not throw any light, nor any efforts were made by the investigating machinery to trace the name of the person holding this mobile phone number. However, there is some corroboration available from the testimony of PW2 Ompal Singh that on 28.10.2008 he had found Hari Om standing near a vehicle in the vicinity of the house of the deceased; and upon being asked, accused Hari Om had replied that he was calling Smt. Nirdosh Devi. However, according to PW2