## Salman Abedi

From now on you will under no circumstances overlook any alarming behaviour, will you? You know all indicators and trigger events and you also know that even small changes may indicate alarming or even risky behaviour.

To make the theory on indicators and trigger events even more concrete, we will take you back to Manchester, May 2017. The day Salman Abedi blew himself up as people were leaving Manchester Arena following a concert by the American singer Ariane Grande. Twenty-three people were killed, including the attacker, and over 500 were injured.

By clicking on each jigsaw piece you will hear various people who knew Salman. Listen carefully to their stories and try to discover which indicators and trigger events you can identify:

#### Is everything really what it seems?

Starting to wear different clothes all of a sudden, travelling to Libya several times and showing deep resentment towards the government; these indicators and trigger events can certainly be indications of alarming behaviour.

But is it all so obvious…? In hindsight, it seems easy to see and all alarm bells should have gone off long ago, shouldn’t they? But even Salman’s relatives had not seen this attack coming…