Police in Fife have charged a 27-year-old man with road traffic and disorder offences following a disturbance that happened on the M90 motorway northbound near to Dunfermline.
Officers, including specialist resources, were called to the M90 around 7.45pm on Wednesday evening.
A 17-year-old boy was also taken into custody and a report will be submitted to the procurator fiscal.
Police say inquiries are ongoing into the incident and officers are keen to hear from any witnesses.
Anyone who may have information or video footage that can assist officers is asked to call 101 with reference number 3740 of July 25 or pass the information anonymously via Crimestoppers on 0800 555 111.