The shooting death of Trayvon martin four years ago in Florida, sparked national debates about race relations in the U.S. and outraged many. But yesterday Trayvon’s father came to Bakersfield to share a message of peace.

The Kegley Institute of Ethics at CSUB celebrated this year's 30th annual memorial lecture with guest speaker Tracy Martin. Martin's 17- year-old son, Trayvon was shot and killed by George Zimmerman in February of 2012.

At the time of the shooting, Trayvon was unarmed. His story outraged thousands across the U.S. and triggered national debates about social injustice.

Since the killing of his son, Tracy Martin has traveled across the world delivering a message of peace and unity and yesterday night he brought that message to Bakersfield

"America now knows that every young African-American man walking around with a hoodie on is not a thug. America knows that there are injustices in our country that goes unheard of," said Martin.

Zimmerman was later found not guilty of murder or manslaughter in Trayvon’s death.