Another explosion has occurred in Kano State at Kano trade fair complex, Zoo road, close to Shop Rite.This is happening less than four hours after an explosion hit NNPC Mega Station at Hotoro Area and less than 24 hours after 5 people were killed by yet another explosion at Saint Charles Catholic Church yesterday.According to the Nigerian Police via its Twitter account (@PoliceNG), a female suicide bomber of about 18-years was responsible for the explosion.  The female bomber died on the spot, while 6 others were reported injured.