Editorial Board

Obama's Test for Putin in Syria

The two don't have to agree in order to cooperate.

It's just a handshake, fellas.

Photographer: Chip Somodevilla/Getty Images

Mutual distrust, conflicting goals and a lack of personal chemistry may not be the best foundation for a productive relationship, but for Barack Obama and Vladimir Putin, they'll have to do. Any end to the violence in Syria depends on cooperation -- not to be confused with agreement -- between the U.S. and Russian presidents.

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