The Los Angeles County Sheriff's Department has detained a person of interest in the fatal shooting of Deputy Ryan Clinkunbroomer, a six-year veteran of the department who is survived by his wife and two children. Sheriff Robert Luna will provide more details of the case at a news conference scheduled for 10:30 a.m. PDT (1:30 p.m. ET), and the department is offering a $100,000 reward for information leading to the arrest and conviction of the suspect or suspects.