On a trip to Estonia, President Obama placed blame on Russian separatists for destabilizing eastern Ukraine. He also pledged support for the U.S.’ NATO allies. Meanwhile, reports surfaced of a potential cease-fire agreement in Ukraine. Margaret Warner reports.

Sep 03

Second beheading dares U.S. to act

The reported beheading of another American journalist, Steven Sotloff, by the Islamic State group is almost daring President Obama and the United States’ European allies to act. President Obama responded Wednesday morning from Estonia, where he is on an overseas…