California's court fight to reign in the president's use of troops in Los Angeles now hangs on a 19th century law with grim origins and a Spaghetti Western-sounding moniker.

A man armed with a rifle started a wildfire on Sunday and then began shooting at first responders in a northern Idaho mountain community, killing two firefighters and wounding a third during a barrage of gunfire over several hours, authorities said.

Attorneys Johnnie Cochran Jr. and Stuart Hanlon would spend decades working to free former Black Panther Geronimo Pratt, who was convicted in a murder case that involved hidden evidence and a secret informant.

Russia launched its biggest aerial attack on Ukraine overnight, a Ukrainian official said on Sunday, part of an escalating bombing campaign that has further dashed hopes for a breakthrough in efforts to end the three-year-old war.