[Geo News] Over 600 extremists were killed and 70 security personnel martyred in the operation continued for six weeks in South Waziristan. This was told by director-general ISPR Major-General Athar Abbas in an interview to a foreign news agency. He said that the security forces would continue attacks on the extremists fleeing from South Waziristan to Orakzai and Khyber Agency. Meanwhile, this has been said in an ISPR statement that the forces arrested ten suspects in search and clearance operations during the last 24 hours. Two security officials were wounded in extremists attacks in South Waziristan . The forces traced out a 15-feet long cave in Chakral, an area of Swat while a ten-feet long tunnel has been discovered near Peochar.