The assassination of Charlie Kirk: What response to pro-Trump icon's killing?

We ask about the circumstances of the shooting at a university campus talk in Utah, measure the impact – Kirk's powerful messaging could made his masculinist, anti-woke, nationalist views seem hip and cool to young people – and the backlash in a nation where social media-fuelled vitriol has led to these real-life shootings, like the one targeting Trump himself.

Read moreTrump urges peace after Charlie Kirk killing as manhunt continues

The US president has evoked wartime powers to militarise his response to immigration and crime. What kind of response to expect to the killing of a figure from the front lines of America's culture wars?