On June 1, 2010, at approximately 9:40 a.m., plaintiff Harry Chung, 36, a behavioral research specialist, was driving in stop-and-go traffic on Interstate 15 in Downey when he was rear-ended by a vehicle operated by Sidhartha Narendra Khera. Chung claimed to his neck and back. Chung sued Khera, alleging vehicular negligence. The action was consolidated with a prior motor-vehicle-accident case involving Chung’s son Lincoln, on April 27, 2010, in which the child suffered minor . However, early in the proceedings, Lincoln settled his case for a nominal amount with defendants Calvin and Christopher Kato. Thus, the matter continued with Harry Chung’s individual claim against Khera. Khera admitted liability, and the matter proceeded to a trial on damages only., Chung was diagnosed with soft-tissue strains and sprains of his lower back, and treated twice at an urgent care facility. He then followed up with 62 sessions of chiropractic care. Chung claimed that he suffered from sciatica radiating down to his legs and that he still deals with some residual neck and lower back pain and discomfort. He alleged his condition has heavily restricted his ability to work as a volunteer wrestling coach. However, he claimed he doesn’t require any future treatment and he made no claim for lost earnings. Thus, Chung sought recovery of $5,290.90 in past medical costs and an unspecified amount of damages for his pain and suffering. Defense counsel disputed Chung’s damages claim, arguing that Chung’s chiropractic care was excessive for mild back and neck . Counsel also argued that Chung healed well from his soft-tissue .