CHANDIGARH: Agencies probing killing of trader Amarjeet Singh have zeroed in on a person, whose visit to Sham Mall, Sector-34 allegedly used to get him fidgety.
A senior police officer said an employee of the mall claimed the presence of a person used to scare Amarjeet Singh and police have started scrutinizing all the CCTV footage for the last one month.
Sources said agencies have also decided to tab mobile numbers of three persons with permission of higher authorities.