 Sensors can warn people to add oil that can prevent engine problems. Jeff Gilbert, CBS News, Detroit. The top story of the hour, former President Trump was injured when six to eight shots rang out at a rally in Butler, Pennsylvania. On his website, Truth Social, he says he was shot in the ear. An attendee was killed, as was the shooter who was on a building outside the cordoned off area of the rally. The shooter used an AR-style rifle. Trump's campaign says he will still go.