At least seven militants were killed and five injured during ongoing military operation against Taliban in South Waziristan Agency on right after Thursday morning, a private TV reported ISPR sources as saying. According to sources, reports regarding deadly clashes between security forces and militants reached here early on morning in parts of SWA including Sherongi, Laddha Road, Momi Karam, Kot Kai and Sararogha areas, which resulted in deaths of seven militants, leaving five others injured. Meanwhile, security forces troops are advancing towards militants key strongholds in region, sources added.