In this episode of The President’s Daily Brief: Signs of a breaking point inside Russia’s economy. A new intelligence report warns of systemic collapse across the country’s corporate sector—a fact that even Moscow’s official statistics can no longer hide. Mexico erupts in anger. The murder of an anti-cartel mayor has triggered chaos in the streets and a vow of justice from the country’s president. A looming disaster in Iran. Tehran’s main water supply is nearly gone, and officials warn the taps could run dry within days. And in today’s Back of the Brief: Russia rolls out its latest “doomsday weapon”—a new nuclear submarine purpose-built to carry a torpedo capable of triggering radioactive tsunamis.To listen to the show ad-free, become a premium member of The President’s Daily Brief by visiting https://PDBPremium.com.