Loved ones say Luz Mary Pelaez devoted her life to children, her church and her community. Police say her son is charged in the attack that killed her and injured her husband.

HOUSTON – Family, friends and community members came together Saturday to hold a candlelight vigil for 27-year-old Nicolas Chavez. So when he left I not only lost my son but I lost my best friend. I don’t know what to say other than I love him,” said Nicolas' mother Leantha Chavez. The vigil was also an opportunity for loved ones to demand an end to police violence. “This is our son Nicolas Casey Chavez Junior.