Welcome to Bull Street Buzz — Tuesday, October 7th 2025, 7:40pm — Telecom Stock Slide After Verizon Unexpectedly Names New CEO - Investor's Business Daily — Brad Gerstner on OpenAI's dealmaking with AMD, Nvidia: 'The best chips will win' - CNBC — Constellation Brands reiterates lower full-year guidance - CNBC — OpenAI DevDay live: Altman keynote announces Apps SDK, AgentKit, ChatKit and Codex - CNBC