Barack Obama
Media playback is unsupported on your device
Video

Dallas shootings: 'No division' over police deaths

US President Barack Obama denied that there was "enormous polarisation" in the United States, in the wake of fatal shootings involving African-Americans.

Five white police officers were shot dead by a black man, Micah Johnson, during a protest rally on Thursday.

Speaking at a Nato summit in Warsaw, he said the US was not returning to the situation in the 60s, when the civil rights movement arose in response to racial segregation.

Go to next video: What happened in Dallas