Protesters light a dumpster on fire, early Monday in Berkeley, Calif., as raucous demonstrations hit the streets of California for a second straight night in response to police killings in Missouri and New York. Taylor Nitta/AP hide caption

itoggle caption Taylor Nitta/AP

A man carries a box of merchandise from a vandalized Radio Shack on Sunday during a march against the New York City grand jury decision to not indict a police officer in the death of Eric Garner, in Berkeley, Calif. Stephen Lam/Reuters/Landov hide caption

itoggle caption Stephen Lam/Reuters/Landov

A protester flees as police officers try to disperse a crowd comprised largely of student demonstrators during a protest against police violence in the U.S., in Berkeley, California early Sunday. Noah Berger/Reuters/Landov hide caption

itoggle caption Noah Berger/Reuters/Landov