Two people shot dead at protest in possible vigilante attack by white man

An explosive device detonates during clashes outside the Kenosha County Courthouse in Wisconsin (AP/David Goldman)

Two people were shot to death during a night of Black Lives Matter protests in Kenosha, Wisconsin, in a possible vigilante attack carried out by a young white man.

Mobile phone footage showed a man opening fire in the middle of the street with a semi-automatic rifle.