Protesters gathered near police headquarters overnight in the flashpoint neighbourhood of Ferguson, St Louis, Missouri- a night after two police officers were shot.
A manhunt is underway for the assailant who shot one police officer in the shoulder, and the other in the face, as a protest wound down.
Both men have been released from hospital- victims of an attack President Obama is calling a 'criminal act'.
Nina-Maria Potts from Washington:
IN: " Some 100 demonstrators...
OUT: SOC
DUR: 35 seconds