The US Republican Party begins its national convention on Monday, setting the stage for Donald Trump to be officially confirmed as the party’s candidate for the November presidential election, just days after an attempt on his life. Trump, widely expected to be nominated by party delegates, is also set to name his running mate for vice president at the event in the city of Milwaukee in the US state of Wisconsin. The four-day convention, or RNC, comes just two days after a shooting at a Trump campaign rally sent shockwaves through the United States, just months ahead of Trump’s rematch with Dem…