largest auto worker unions called general motors offer to avoid a potentially devastating strike. what this standoff could mean for the entire economy ahead. and deeper than the empire it state building is tall, well over times two, that s how far below the earth this american caver is now trapped, after he fell ill underground on saturday. details on the urgent evident now to save him. we are following these major developing stories and many more, all coming in right here to cnn news central. soon, president biden departs for india for a critical g-20 summit with world leaders, but back here at home, he is facing a tough crowd. new cnn polling shows the president s numbers are essentially down across the board. numbers on his handling of the economy, his age, his job approval, all of them sinking. right now, just 39% approval of biden s job as president. that s down 41% in july. we re covering all angles and implications of this story. with us, congressional corresponde