How It Happened: Elon Musk vs. Twitter Part V: Cracks in the Empire explores whether Elon Musk's acquisition of Twitter has made his cross-industry empire too big for one billionaire to run.

• Host Erica Pandey examines Musk's first months as CEO of Twitter and the simultaneous challenges facing his other companies.
• Reporting from around the Axios newsroom unpacks lawsuits, a federal investigation, and more facing Musk's other companies, including SpaceX, Tesla, and Neuralink.

Credits: This series was reported by the Axios newsroom including Erica Pandey, Amy Pedulla, Naomi Shavin, Sara Fischer, Dan Primack, Miriam Kramer, Joann Muller, Javier E. David, Jonathan Swan, Ina Fried, Ashley Gold and Hope King. Fact-checking by Jacob Knutson. Erica Pandey hosts. Amy Pedulla is reporter-producer. Naomi Shavin is senior producer. Scott Rosenberg and Alison Snyder are the series editors. Sara Kehaulani Goo is the Editor-in-Chief and executive producer. Mixing and sound design by Ben O'Brien. Music supervision by Alex Sugiura. Theme music and original score by Michael Hanf. Special thanks to Axios co-founders Mike Allen, Jim VandeHei and Roy Schwartz. Thanks to Zach Basu, Lucia Orejarena, Priyanka Vora, and Brian Westley.