A National Investigation Agency (NIA) team on Wednesday conducted searches in Punjab's Khanna town in connection with the Ludhiana district court complex bomb blast that killed one person and injured five others in December last year.

The NIA team conducted a raid at the house of Gagandeep Singh, an accused-cum-deceased in the blast, in the morning, an official told IANS. A high intensity explosion at Ludhiana's court complex on December 23, 2021, had killed the suspected bomber Gagandeep Singh, dismissed Punjab Police head constable.