Unrest in Baltimore

Baltimore police responded briefly with pepper spray before civilians linked arms to form two parallel chains between disquieted demonstrators and the police, Apr 28, 2015 (VOA photo/ Victoria Macchi).

A police armored car moves down a street as clouds of smoke and crowd control agents rise shortly after the deadline for a city-wide curfew passed in Baltimore, April 28, 2015.

Protest supporters arrive on motorcycle, Baltimore, April 28, 2015. (Victoria Macchi/VOA News)

Members of the National Guard walk along North Avenue in Baltimore near where Monday's riots occurred following the funeral for Freddie Gray, after a 10 p.m. curfew went into effect Wednesday, April 29, 2015.

Riot police form a line to push back protesters and media, Baltimore, April 28, 2015. (Victoria Macchi/VOA News)

A young demonstrator at a rally for Freddie Gray, April 28, 2015. (Victoria Macchi/VOA News)

Protesters question how Freddie Gray suffered a fatal neck injury while in police custody on April 12, 2015. (Victoria Macchi/VOA News)