The Wagner Group led an armed uprising in Russia over the weekend that lasted 24 hours. It marked the most serious threat to Russian President Vladimir Putin’s rule since he took office, revealing what Secretary of State Anthony Blinken called “cracks.”

• Plus, a long heatwave tests the power grid — and people — of Texas.

Guests: Axios' Dave Lawler and Andrew Freedman.

Credits: Axios Today is produced by Niala Boodhoo, Alexandra Botti, Fonda Mwangi and Alex Sugiura. Music is composed by Evan Viola. You can reach us at [email protected]. You can text questions, comments and story ideas to Niala as a text or voice memo to 202-918-4893.

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