Biden returns to campaign trail after rival Trump's assassination attempt

Washington — All eyes will be on Joe Biden as he addresses Black supporters Tuesday in the battleground state of Nevada, his first campaign appearance since the assassination attempt on his Republican rival, former president Donald Trump. The U.S. president is expected to sharpen the choice voters will face this November, while calling for unity amid concerns of escalating political violence in the country. In Las Vegas, at a convention of an American civil rights organization, the National...