One day after an attempt on his life, former US president Donald Trump has arrived in Wisconsin, where he is set to be officially nominated next week as the Republican Party’s official candidate for November’s presidential election. TV footage on Sunday showed Trump’s plane on the airfield near Milwaukee where the Republican National Convention is set to kick off on Monday. Following Saturday’s attack at a campaign rally in Pennsylvania, where Trump was shot in the ear, the former president said he had initially considered to postpone the trip by two days. However, he later decided that he cou…