No one has claimed responsibility, but police investigators point to the outlawed Islamic militant group known as Jumatul Mujahedin Bangladesh, which was blamed for similar attacks earlier this year.

• 还没有人宣布对爆炸事件负责，不过，警方调查人员表示，这是伊斯兰激进组织“孟加拉贾马耶图勒圣战组织”所为，该组织被认为在今年早些时候制造过类似的爆炸。