Violence has gripped the US political scene once again after prominent conservative commentator Charlie Kirk was shot dead .
The 31-year-old, who was a key ally of President Donald Trump was killed while speaking at a university in Utah.
Trump paid tribute to Kirk, calling him a "martyr for truth and freedom" and blaming "the radical left" for the shooting.
AS IT HAPPENED: Gunman fired from 'a long distance'
But it was just the latest in a growing number of shootings and violent incidents against US politicians on both sides of the political divide.
As the country comes to terms with Kirk's death, it also faces the reality that gun violence is becoming an increasingly regular part of its politics.
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