What was the nature of the talks between American and Russian officials in Saudi Arabia?

American and Russian officials concluded crucial talks in Riyadh, Saudi Arabia, focusing on Ukraine's future. The discussions were notably held without Ukraine's participation, suggesting a significant diplomatic development in how these major powers are approaching the Ukrainian conflict. Led by Secretary of State Marco Rubio and Russian Foreign Minister Sergei Lavrov, these talks examined Ukraine's potential NATO membership and broader European security implications. This meeting represents a critical shift in US foreign policy that has raised concerns among European allies about possible bilateral arrangements affecting regional stability.