Is violent extremism on the rise in Bangladesh?

There has been growing international concern after a wave of brutal killings targeting secular bloggers, professors, foreigners and religious minorities.

Recently the country's most high-profile gay activist Xulhaz Mannan was hacked to death inside his home. Islamic militants linked to al-Qaeda and so-called Islamic State are said to be behind the violence.

The BBC's Sanjoy Majumder reports from Dhaka.

Produced by Pratiksha Ghildial, shot and edited by Neha Sharma