CBS Evening News with Norah O'Donnell, 10/18/24

18 days until election day and both Harris & Trump campaigns are in Michigan, with hopes to secure key votes in the battleground state. The Israeli killing of Hamas chief Yahya Sinwar offers a turning point in the war, with the U.S. saying it brings a chance for peace, as Prime Minister Benjamin Netanyahu says Israel's task is not yet complete. For this week's "On the Road", meet a school worker who is taking little steps to make a big difference.