A female suicide bomber has blown herself up in a college campus in northern Nigeria's biggest city of Kano, killing three people and critically wounding another seven.<br /><br />It was the third female suicide attack this week in Nigeria. Authorities arrested a 10-year-old girl with explosives strapped to her chest on the same day.<br /><br />Al Jazeera's Rawya Rageh reports from Kano on growing fear among Nigerians about attacks by women suicide bombers.<br /><br />Subscribe to our channel http://bit.ly/AJSubscribe<br />Follow us on Twitter https://twitter.com/AJEnglish<br />Find us on Facebook https://www.facebook.com/aljazeera<br />Check our website http://www.aljazeera.com/
