White supremacy as a motivator for crime

Mourners look over a makeshift memorial.
Mourners Troy and Katie McKinney and their son Wynn look over a makeshift memorial across the street from the Chabad of Poway Synagogue on Sunday, April 28, 2019 in Poway, Calif., one day after a teenage gunman opened fire, killing one person and injuring three others as worshippers marked the final day of Passover, authorities said.