Imphal, July 5 -- A suspected insurgent already in police custody for extortion has been re-arrested within court premises for his alleged involvement in a 2012 bomb blast case at the residence of a former Manipur Legislative Assembly Speaker.

Nameirakpam Dhamen Singh, alias Meitei (49), an alleged self-styled captain of the banned People's Revolutionary Party of Kangleipak (PREPAK), was formally arrested by Singjamei police on Friday after being produced before the Chief Judicial Magistrate (CJM), Imphal West, in connection with a separate extortion case.

Singh, a resident of Bashikhong Khudekpi Mamang Leikai under Irilbung Police Station in Imphal East district, was initially arrested on June 18 from Kwakta Terakhongshangbi Bazar in B...