Three Libyan nationals on board a four-wheel-drive vehicle without number plate have been arrested in the night of last Monday to Tuesday while trying to illegally cross into Tunisia through the area of Ettwi, high-level military sources told TAP news agency. The search of the vehicle allowed to discover two "kalashnikov" fire arms and 60 cartridges, the same sources added. The Libyans confessed they had crossed into Tunisia by mistake and were handed over to the law.