Chittagong Bureau : Police arrested 12 activists of Jamaat-e-Islami and its student wing Islami Chhatra Shibir from Chittagong’s Sitakunda and Satkania Upazila. The arrest was made during the raids in different places of two upazilas on Thursday night. Police arrested Shibir activists Waliullah and Jainal Abedin from Madam Bibir Haat in Sitakunda with two kgs of gun powder, bomb making materials, splinter, one monitor and party’s documents. They are now being interrogated, Sitakunda Police Station OC Iftekhar Hassan said.The two Shibir activists are students of International Islami University, Chittagong. The main campus of the university is in Sitakunda’s Kumira area. Another Shibir activist was held from the Upazila’s Barabkunda that night.