Summary: A minor traffic accident occurred near kilometer post 75 on southbound Interstate 19 in Pima County, Arizona. Engine 154 and Paramedic 154 responded to the scene. The incident was initially reported at KP-75 NBI-19, with subsequent updates indicating the location as Colombo's 75, southbound I-19, and near Sarita Road. Responders searched the area from Sarita Road to Duval Road and up to Pima Mine but found nothing. The incident was ultimately determined to be minor, with no significant injuries or hazards reported, and the scene was cleared.