Hundreds of demonstrators marched in West Philadelphia over the death of Walter Wallace, a Black man who was killed by police in Philadelphia on Monday.
Police shot and killed the 27-year-old on a Philadelphia street after yelling at him to drop his knife.
Police said Walter Wallace Jr., 27, was wielding a knife and ignored orders to drop the weapon before officers fired shots Monday afternoon.
About 500 people had gathered at a West Philadelphia park Tuesday night and began marching through the neighborhood, chanting.
The Philadelphia Office of Emergency Management tweeted around 9:30 p.m. Tuesday, cautioning residents in eastern Philadelphia to remain indoors.