Predominant player, and other countries should and can take up the slack. >> senator, thank you very much. >> thank you, piers. coming up, shocking video of a dot-com ceo killing an elephant. ♪ [ male announcer ] lately, there's been a lot of talk about fuel efficiency, hybrids, and plug-in vehicles. and we've got cars like that, even trucks. but we can do more. when you buy a chevrolet, we'll invest in renewable energy, energy efficiency, and tree-planting programs across america, reducing carbon emissions by up to 8 million metric tons over the next few years in just one more way, we can...