At least four people were killed and 17 others wounded when several people opened fire in a popular nightlife area in Birmingham, Alabama. Police say they believe the shooting wasn't random, but that many people got caught in the crossfire. Cristian Benavides has the latest. Israel and Hezbollah continued trading strikes over the weekend while the White House is urging both parties to find a diplomatic solution and avoid and all-out war. Chris Livesay reports. Vice President Kamala Harris has increased her lead over former President Donald Trump in a new national poll from CBS News. The battleground states remain tightly contested, however, as both candidates are focusing on abortion, immigration and the economy. Skyler Henry reports. Major ports across the U.S. could shut down if a new agreement between the union that represents tens of thousands of longshoremen and shipping companies isn't reached by October. Tim McNicholas explains what a work stoppage could mean. One method to help protect forests from wildfires is what are known as prescribed burns, in which certain areas are intentionally set ablaze. Dave Malkoff explains how they work.