AT&T's legacy telephone network may have nearly 200,000 miles of lead-covered cables, according to an estimate by AT&T submitted in a court filing. Tom Neltner, Environmental Defense Fund senior director of safer chemicals, discusses the latest in the toxic lead cable investigation, the exposure fallout for telecom companies, the harmful effects of lead exposure, and more. Executives from top U.S. semiconductor companies are raising their concerns about the Biden administration’s attempts to curb the sales of advanced chips to China. Chris Miller, Author of “Chip War” & Tufts University Associate Professor of International History, discusses the additional restrictions on exports and how they are being used in artificial intelligence applications. Plus,Tesla shares are falling after a disappointing earnings call and Apple is reportedly developing its own AI large language model internally.In this episode:Chris Miller, @crmiller1Phil LeBeau, @LebeaucarnewsAndrew Ross Sorkin, @andrewrsorkinBecky Quick, @BeckyQuickJoe Kernen, @JoeSquawkKatie Kramer, @Kramer_Katie