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.

Helene could become the second hurricane to make landfall over Florida's Big Bend region this year. Jason Allen takes a look at how the state and local residents are preparing for the storm. Israel struck southern Lebanon multiple times again on Tuesday and Hezbollah fired rockets into northern Israel in response, with the Iran-backed group vowing to keep launching rockets until the war in Gaza ends. Officials in Lebanon say more than 500 people, including 50 children, have been killed since Monday as fears of an all-out war on Israel's northern border continue to grow. Imtiaz Tyab and Chris Livesay have more. Tropical Storm Helene is churning in the Gulf of Mexico and is expected to hit the Florida coast in the next few days, possibly as a major Category 3 hurricane. Lonnie Quinn has the forecast. President Biden on Tuesday delivered his final address to the United Nations General Assembly. He pushed for Israel and Hamas to accept a cease-fire deal while also urging peace in several other conflicts actoss the globe. Weijia Jiang reports. Vice President Kamala Harris and former President Donald Trump are both highlighting their economic proposals in campaign stops this week. Robert Costa has the details on both candidates' plans. A 92-year-old Los Angeles woman became the target of overseas scammers, who convinced her to put her life savings into gold and then hand the precious metal over. Now, her daughter is looking to hold the bank that allowed the transactions responsible. Jim Axelrod reports. A statue of country music legend Johnny Cash has been unveiled in the U.S. Capitol. Members of Cash's family were on hand for the ceremony in Emancipation Hall.