India, July 28 -- The Delhi Police special cell arrested a 22-year-old man from Punjab on Saturday in an arms smuggling case and was then found to be involved in a grenade attack in the state in April this year. Police said he is also a member of a banned organisation named Babbar Khalsa International.

Delhi Police said Karanbir Singh is their second arrest in the grenade attack case, following the first arrest of Akashdeep on July 22 from Indore. Police said the two accused and their associates are being investigated by the National Investigation Agency for throwing grenades at a police station in Punjab's Batala in April.

According to the investigation, the arrested accused were hired to launch grenades. "After the attack, a post was ...