Jose Oleaz, 34, was detained by ICE during a raid in Pomona on Wednesday while serving as the sole caregiver for his 13-year-old nephew Bryan. Oleaz immigrated from Mexico over 20 years ago and had been raising Bryan following the deaths of his wife Yesenia and sister Alejandra in a DUI crash two years prior. According to family members, Oleaz is a landscaper with no criminal record who also cares for his father with cancer.