A man protesting the shooting death of Alton Sterling is detained by law enforcement near the headquarters of the Baton Rouge Police Department in Baton Rouge, Louisiana, July 9, 2016.

Kerron Stewart, 10, sits with demonstrators on the steps of the Louisiana State Capitol building in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator raises his hands in front of police in riot gear during protests in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator protests the shooting death of Alton Sterling in Baton Rouge, Louisiana, July 10, 2016.

Demonstrators protest the shooting death of Alton Sterling in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator protesting the shooting death of Alton Sterling is detained by law enforcement officers in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator is detained during protests in Baton Rouge, Louisiana, July 10, 2016.

Demonstrators yell during protests in Baton Rouge, Louisiana, July 10, 2016.

Law officers march down a street during protests in Baton Rouge, Louisiana, July 10, 2016.

A woman cries as police march down a street during protests in Baton Rouge, Louisiana, July 10, 2016.

Demonstrators raise their hands in the air as law officials march down a street during protests in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator stands during protests in Baton Rouge, Louisiana, July 10, 2016.

Demonstrators protest the shooting death of Alton Sterling in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator protesting the shooting death of Alton Sterling is detained by a law enforcement officer in Baton Rouge, Louisiana, July 10, 2016.

A demonstrator protesting the shooting death of Alton Sterling holds a sign in Baton Rouge, Louisiana, July 10, 2016.

Demonstrators scuffle with police during protests in Baton Rouge, Louisiana, July 10, 2016.

Police scuffle with a demonstrator as they try to apprehend him during a rally in Baton Rouge, Louisiana, July 10, 2016.

Demonstrators protesting the shooting death of Philando Castile gather in front of the police department in St Anthony, Minnesota, July 10, 2016.

A boy sits near messages written in chalk as demonstrators protesting the shooting death of Philando Castile gather in front of the police department in St Anthony, Minnesota, July 10, 2016.

A demonstrator is detained by police during protests in Baton Rouge, Louisiana, July 10, 2016.

A protester shouts "Look at me" towards a NYPD police officer during a march against police brutality in Manhattan, New York, July 9, 2016.

A girl visits a makeshift memorial at Dallas Police Headquarters two days after a lone gunman ambushed and killed five police officers at a protest decrying police shootings of black men, in Dallas, Texas, July 9, 2016.

Demonstrators carry a "Black Lives Matter" banner and protest the shooting death of Philando Castile as they gather in front of the police department in St Anthony, Minnesota, July 10, 2016.

People, including a man wearing a confederate flag, hug after taking part in a prayer circle after a Black Lives Matter protest following the multiple police shootings in Dallas, Texas, July 10, 2016.

A softball team hugs after paying their respects at a makeshift memorial at Dallas Police Headquarters following the multiple police shootings in Dallas, Texas, July 9, 2016.

Police are seen as people gather on Interstate 94 to protest the fatal shooting of Philando Castile by Minneapolis area police during a traffic stop, in St. Paul, Minnesota, July 9, 2016.

A Dallas Police officer hugs a child who came to pay respects at a makeshift memorial at Dallas Police Headquarters following the multiple police shootings in Dallas, Texas, July 9, 2016.

People go into Grand Central Station while they take part in a protest against the killing of Alton Sterling, Philando Castile and in support of Black Lives Matter during a march along Manhattan's streets in New York, July 8, 2016.