Shawna Eaton displays signs in the middle of North Avenue and Pennsylvania Avenue as a curfew goes into effect Friday night in Baltimore.

Before Friday's 10 p.m. curfew in Baltimore, demonstrators celebrate the announcement of charges against six officers in the death of Freddie Gray.

U.S. Rep. Elijah Cummings, D-Md, center, walks with community leaders to help clear the crowd before Friday night's curfew.

Police move in formation as they detain a man, not seen, standing in the middle of North Avenue and Pennsylvania Avenue in Baltimore after Friday's 10 p.m. curfew took effect.

Stacee Ross ties a ballon to a makeshift memorial at the scene where Freddie Gray was arrested on April 12, after State's Attorney Marilyn Mosby announced Friday that six officers have been charged in his death.

People react at North and Pennsylvania avenues in Baltimore on Friday after it was announced that six Baltimore police officers would face criminal charges in the death of Freddie Gray, a black man who was arrested and suffered a fatal neck injury while riding in a moving police van.

A man fist-bumps police officers as people begin to celebrate in the streets of Baltimore, Maryland, on Friday following the decision to charge six Baltimore police officers in the death of Freddie Gray, a black man who was arrested and suffered a fatal neck injury while riding in a moving police van.

Karon Carroll of Baltimore tells a policeman standing guard to go home after State's Attorney Marilyn Mosby announced Friday that six officers in the police-custody death of Freddie Gray have been charged.

Rabbi Yerachmiel Shapiro, left, and other citizens celebrate on Friday after State’s Attorney Marilyn J. Mosby announced criminal charges against all six officers suspended after Freddie Gray suffered a fatal spinal injury while in police custody in Baltimore.

Marilyn Mosby, front, Baltimore state's attorney, walks down the steps of the War Memorial to talk to the media Friday in Baltimore. Mosby announced criminal charges against all six officers suspended after Freddie Gray suffered a fatal spinal injury while in police custody.

Marilyn Mosby, Baltimore state's attorney, pauses while speaking to the media Friday in Baltimore.

Baltimore Mayor Stephanie Rawlings-Blake arrives to speak to the media at City Hall on Friday in Baltimore.

Baltimore Mayor Stephanie Rawlings-Blake speaks to the media at City Hall on Friday in Baltimore.

A man celebrates as people gather in the streets of Baltimore, Maryland, on Friday following the decision to charge six Baltimore police officers in the death of Freddie Gray, a black man who was arrested and suffered a fatal neck injury while riding in a moving police van.

A man shakes hands with a National Guard soldier outside City Hall on Friday in Baltimore.

Adrian Roberson celebrates Friday after State's Attorney Marilyn J. Mosby announced criminal charges against all six officers suspended after Freddie Gray suffered a fatal spinal injury while in police custody in Baltimore.

People react at North and Pennsylvania avenues in Baltimore, Maryland, on Friday. Baltimore police officers involved in the arrest of Freddie Gray will face criminal charges in the death of the 25-year-old black man, the city's chief prosecutor said on Friday.

A passing motorist celebrates on Friday after State's Attorney Marilyn J. Mosby announced criminal charges against all six officers suspended after Freddie Gray suffered a fatal spinal injury while in police custody in Baltimore.