DEKALB CO., Ind. (WANE) - The DeKalb County Sheriff's Department is investigating a crash on I-69. It happened just after 10 p.m. on Monday night on I-69 southbound, south of the LaOtto exit. A driver of a Chevrolet Spark was heading southbound when she reported being hit in the back of her car. The driver told police the other driver continued southbound on I-69, according to the DeKalb County Sheriff's Department. The Allen County Sheriff's Department informed DeKalb County officers they may have found a truck involved, a 2021 Dodge Ram 1500, according to police. Police are still looking for the driver. The driver of the Spark suffered from some pain. However, the extent of her injuries was not immediately known. Police are continuing to investigate.