NPR's Rachel Martin speaks to retired Adm. Mike Mullen, former chairman of the Joint Chiefs of Staff, about how the Russian invasion of Ukraine is unfolding.
NPR's Rachel Martin talks to Russia military expert Jeffrey Edmonds, who formerly served as the director for Russia at the National Security Council, about the country's military capabilities.
A team from the Museum of London Archaeology began excavating an 1,800-year-old Roman mosaic. It has intricate geometric and flower patterns and was probably located in an area with wealthy residents.
NPR's A Martinez talks to Lauren Zabierek, executive director of the Cyber Project at Harvard Kennedy School's Belfer Center, about the cyber threats facing Ukraine.
The urgent U.N. Security Council meeting was meant as an eleventh hour effort to dissuade Russia from sending troops into Ukraine. But the message became moot even as it was being delivered.
NPR's Ailsa Chang speaks to Rand Corporation's Samuel Charap about an alternative economic and security agreement that could help resolve the cycle of conflict between Russia and the democratic West.
The Russian military buildup that's threatening Ukraine is also driving up global energy prices. Oil has come close to $100 per barrel, a price not seen since 2014.