Alert BSF jawans foiled three successive attempts of heavily armed terrorists to infiltrate from the International Border in Ramgarh sector of Samba district since last evening. Official sources said in Jammu today, with no let up in infiltration attempts, a group of heavily armed intruders opened indiscriminate fire by small arms on a BSF border out post S M Pura. The sources said, the Sentries took their positions and retaliated effectively.The Police Control Room this morning said no causality was reported from BSF side and the firing had stopped.<br/><br/>Meanwhile, alert was sounded along the IB in Jammu, Samba and Kathua districts. Reports said the infiltrators were launched by Pakistan Rangers from village Saidanwali opposite S M Pura BoP after dusk.<br/>