Dhaka, April 5 -- Police have launched separate investigations into the three bank robberies in Bandarban in two days.

They initiated three cases at Ruma Police Station and two at Thanchi Police Station, Bandarban District Police said in a statement on Friday.

The charges were brought under the Anti Terrorism Act 2009, Special Powers Act 1974 and several sections of the Bangladesh Penal Code 1860.

More than 100 robbers first attacked the Sonali Bank branch in Ruma on Tuesday night. Besides taking away money from the cash box and guns from security personnel, they abducted the manager.

The branches of Sonali Bank and Krishi Bank in Thanchi came under attack on Wednesday afternoon.

Amid panic in the areas, the manager was released on T...