Semis Slide on Report of an AI Chip Exports to China Ban, Powell and Lagarde at ECB Forum 6/28/23

Carl Quintanilla, David Faber and Mike Santoli led off the show with Nvidia and other semiconductor stocks under pressure -- after The Wall Street Journal reported the Biden Administration is considering new restrictions on exports of AIchips to China.Top central bankers also in the spotlight: CNBC's Sara Eisen moderated a panel discussion at the ECB Forum in Portugal, including Fed Chair Jerome Powell, ECB President Christine Lagarde, Band of England Governor Andrew Bailey and Bank of Japan Governor Kazuo Ueda. Also in focus: General Mills slumps on its sales miss and outlook, a "Faber Report" on the FTC vs. Microsoft-Activision -- the CEOs of both companies expected to testify in court Wednesday.

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