President Barack Obama returns from a shortened visit to Spain, as he walks across the South Lawn of the White House in Washington, Sunday, July 10, 2016.President Barack Obama returns from a shortened visit to Spain, as he walks across the South Lawn of the White House in Washington, Sunday, July 10, 2016.

Barack Obama Honors Slain Dallas Officers Amid Rising National Tensions

Some police officials blame the president for the rise in racial tension, saying he is insufficiently supportive of law enforcement.