Bangladeshi smuggler Abdullah killed after group attacks BSF jawan with sharp weapons near Chandnichak outpost in Malda; jawan injured but stable.
Smugglers ignore warnings, encircle personnel; retaliatory INSAS shot hits intruder in abdomen; six bidi leaf bundles, weapons recovered.
Officials flag repeated assaults at multiple outposts; FIR filed, body handed to police amid calls for joint action against rising smuggling.