U.S. Mulls Ukraine Actions With EU as Putin Warns on Intervening

The U.S. and European Union deliberated deepening sanctions against Russia for stoking unrest in eastern Ukraine, while President Vladimir Putin said he’s being called on to intervene in the former Soviet republic.

The Kiev-based government started an “anti-terrorist” operation in the eastern Donetsk region after fighting between its forces and pro-Russian separatists who seized police and security buildings there turned deadly this week. It came as U.S. President Barack Obama and Putin remained at odds about who was at fault for the crisis in an overnight phone call.