The Black Panther Party started to change when Matthew Johnson was shot by a police. Matthew and another Panther stole a car. They were caught by the police but at that time the responding officer didn't know that they stole a car. The boy was unarmed
After Matthew Johnson was shot and killed by white patrol officer in San Francisco California, there was an intense riot because the officer shot an unarmed teen.
On October 28, 1967 Huey P Newton was charge with murdering John Frey. John Frey was an Oakland police officer. He was sentenced to jail but was released after 3 years.