Zayadul Ahsan

When they saw their deaths coming on Tuesday morning, the Kalyanpur militants made final preparations to fight back the law enforcers.

Militants arrested in recent times are mostly youths just past their adolescence. It has been found from their statements that militant outfits maintain a three-tier hierarchy -- ideological leaders at the top, so-called military commanders in the second tier and field-level militants who execute plans in the third. Arrested militants are mostly in the third tier.

After the gruesome Gulshan tragedy, photos of 10 missing youths have been put up in the media with families seeking to know their whereabouts.

While the government was taking pride in containing militancy by cracking down on Jama'atul Mujahideen Bangladesh (JMB) over the last several years, two new radical Islamist groups have built up an extensive network that remained relatively unnoticed until late last year.