At least six Taliban militants were killed and 10 injured as clashes flared up in Badakhshan province of Afghanistan, an official said on Saturday."The security forces launched cleanup operations in Tagab district on Friday and so far six rebels including group commander Mullah Talha have been killed and 10 others injured," Xinhua quoted spokesman for the provincial government, Ahmad Nawed Frotan, as saying.A security personnel has also been killed and three others injured during the operation which still continues in the area, the official said.Taliban militants who are active in parts of Badakhshan province are yet to make any comment.