AN ATTACK MADE YESTERDAY IN TCHETCHENIE PIATIGORSK, March 12. (Corr. Ria " Novosti " Edgar Saroian). Yesterday, an attack has ete made on a railroad tchetchene. RIA " Novosti " learned today with the service from press from Management from the Interior for the Caucasus of North that this attack did not make victims. According to the service of press, an explosive not identifies has detonne under the rails of the Kadi-Yourt course - Khassavurt, having digs a hole 67 cm in diameter and 40 cm depth. Circulation on this line has ete bloquee for a few hours. An investigation is open.