The clash occurred between police and protesters near the White House on Monday as President Donald Trump delivered a brief address from the White House Rose Garden. Police fired tear gas outside the White House.
Activists gathered near the White House to protest police violence and racism.
Protests in the US capital and other cities continue for already the seventh day. Protest erupted over the death of George Floyd, who died after a white policeman pinned his neck under a knee for nearly nine minutes.