Verdict in Philando Castile shooting prompts protest

Valerie Castile, mother of Philando Castile, speaks at a news conference outside the Ramsey County Courthouse in St. Paul, Minn.

Demonstrators block traffic on I-94 in St. Paul, Minn., after the verdict in the fatal shooting of Philando Castile.

Demonstrators block traffic on Interstate 94 in St. Paul, Minn., after the Philando Castile verdict.

Supporters of Philando Castile held a portrait of Castile as they marched along University Avenue in St. Paul, Minn., leaving a vigil at the state Capitol on Friday, June 16, 2017. The vigil was held after St. Anthony police Officer Jeronimo Yanez was cleared of all charges in the fatal shooting last year of Castile. (Anthony Souffle/Star Tribune via AP)