Eight months after a Reston youth was struck and killed in a hit-and-run pedestrian crash, detectives from Fairfax County Police Crash Reconstruction Unit continue to search for the driver and seek the public's help.

Cruz Serrano, a 10th-grade student at South Lakes High School, was struck at about 5:40 p.m. at South Lakes Drive and Castle Rock Square on Dec. 29, 2018. Police said Cruz Serrano was trying to cross South Lakes Drive at the time of the crash and the driver left the scene.

According to an update from police on the original release posted Aug. 29, 2019, the striking vehicle was likely a sedan based on witness accounts. Detectives are seeking information on the make, model and driver.

Police are asking anyone with information about this crash to contact the Crash Reconstruction Unit at 703-280-0543 or submit tips anonymously through Crime Solvers by phone – 1-866-411-TIPS (866-411-8477), by text – Type "FCCS" plus tip to 847411, and by web at www.tip411.com/tips/new? alert_group_id=21984. Download the Mobile tip411 App, Fairfax Co Crime Solvers. Anonymous tipsters are eligible for cash rewards of $100 to $1,000 if their information leads to an arrest.