The attacks in Nigeria 's capital kill at least five , injure more than a dozen . Three arrested after church bombing kills 5 . Female suicide bomber kills 5 Kano police officers . Two arrested in foiled mosque bombing .
Weekend attacks in Nigeria 's capital kill at least five , injure more than a dozen . Three arrested after church bombing kills 5 . Female suicide bomber injures 5 Kano police officers . Two arrested in foiled mosque attack .