Meanwhile in Bogra, superintendent of police (SP) yesterday received a threat mail from JMB asking the law enforcers not to harass female activists of the banned Islamist outfit, our staff correspondent reports.

Police said the JMB militants, Said Ali, 45, Joyen, 28, from Roynagar, Khoyer Ali, 36, from Kodapara, and Akram, 40, from Sripur of the same upazila took part in JMB operations led by Bangla Bhai in 2004 and are wanted in several cases of atrocities.

The other two, Mamun, 23, from Taherpur Basia and Khwaza Moyen, 28, from Maria villages, are listed PBCP outlaws, added police.

Police teams led by Mirza Golam Sarwar, officer-in-charge of Bagmara police station, apprehended the criminals.

A total of 23 JMB militants and 51 PBCP outlaws have been captured since mid-January, said police.

Bogra police sources said the threat mail warned of serious actions against the entire administration unless harassment of female JMB activists is stopped.

The letter also mentioned that JMB is in a 60-day mourning since March 30 in memory of its six executed leaders.

Bogra police have taken precautionary measures at key installations in the city including the Judge Court to thwart any JMB attack.