Taliban fighters are using Pakistan’s largest city and commercial capital, Karachi, to raise funds. Police investigators have told Al Jazeera that fighters made more than $1.2m from extortion and kidnappings alone in the last eight to 10 months. Al Jazeera's Osama Bin Javaid reports from Karachi. Subscribe to our channel http://bit.ly/AJSubscribe Follow us on Twitter / ajenglish Find us on Facebook / aljazeera Check our website: http://www.aljazeera.com/