Can the US vaccinate enough of its population to prevent hundreds of thousands of deaths before new and more contagious COVID-19 variants take hold? And will these vaccines even be effective against more adaptable mutations of the virus? Surgeon and public health expert Dr. Atul Gawande, most recently of the Biden/Harris COVID-19 Transition Task Force, joins Ian Bremmer on GZERO World to discuss the latest in the global effort to vaccinate our way out of this pandemic. He also explains why people should get the Johnson & Johnson vaccine if offered the chance, despite its lower overall efficacy rate compared to the mRNA-based vaccines from Pfizer and Moderna.

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Ukraine is bringing the war to Russia, reshaping the battlefield and raising new questions about whether the momentum is finally shifting away from Vladimir Putin. In this GZERO World conversation with Ian Bremmer, former Ukrainian Foreign Minister Dmytro Kuleba explains why Ukraine believes it has changed the dynamics of the conflict.

Israeli Prime Minister Benjamin Netanyahu attends a session at the Knesset, Israel's parliament, before it dissolves ahead of the 2026 Israeli elections, in Jerusalem, Israel, on July 16, 2026.

REUTERS/Ronen Zvulun

Israel’s parliament affirmed that the country will hold a national election on Oct. 27.