As the right flank of the House GOP challenges Kevin McCarthy's role as Speaker, both sides will need Democrats for support. The UAW says it's reached a tentative deal with Mack trucks, as strikes continue against the Big Three automakers. Once again, wildfire smoke from Canada is expected to blanket the Northeast today. The Supreme Court’s new session begins today – we'll tell you about some of the major cases set to be heard. And, an American and a Hungarian scientist have jointly won the Nobel Prize in medicine. 
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