Eight terrorists linked to an Islamic State module in Karnataka's Ballari have been arrested and plans to trigger IED blasts foiled, the National Investigation Agency said Monday after raids this morning in 19 locations across four states, including Mumbai and Pune in Maharashtra and Delhi. NDTV's Neeta Sharma, Nazir Masoodi, Pratibha Raman decode the latest crackdown on terror links. Retd Major general GG Dwivedi explains how methods of radicalisation are changing in terror recruits.