International leaders have condemned political violence following a shooting at a rally held by former US president Donald Trump on Saturday. Trump was speaking at a rally in Pennsylvania when several shots were fired. Writing on his social media site Truth Social after the incident, Trump said a bullet had pierced the upper part of his right ear. A rally attendee died and two were critically injured in the incident, the US Secret Service said. The suspected shooter had also died. Josep Borrell, the European Union’s top diplomat, said he was shocked and strongly condemned the attack. “Once aga…