President Donald Trump made the comment via Twitter. President Trump, Twitter The Democratic presidential candidate responded to Trump's tweet with a tweet of his own. Beto O'Rourke, Twitter O'Rourke has criticized Trump in regards to the shooting, saying he is partially to blame for the violence. O'Rourke cites the killer's manifesto, saying that it has echoes of Trump's immigration rhetoric. He also compared Trump's recent North Carolina rally to "Nuremberg," the German city where Adolf Hitler led massive Nazi rallies.