Gareth O'Callaghan: From Charlie Kirk’s death to Simon Harris’s threats, politics is crossing a deadly line

The assassination of Charlie Kirk and threats to Irish politicians show how unchecked hatred corrodes democracy and endangers lives

Charlie Kirk said last April that a few gun deaths every year were an acceptable cost for being able to own firearms. File picture: AP/Ross D Franklin 

There's fine line between criticism and hatred. The intention behind it makes all the difference.

The sight of Charlie Kirk’s three-year-old daughter running towards him with her arms outstretched on the set of Fox News six weeks before his killing last Wednesday will stay with me.