Several blasts in southern Russia on Friday killed two people and wounded 28, officials said, the latest casualties in a struggle with Islamic insurgents in the volatile North Caucasus region. The explosions occurred on the outskirts of Nazran, the main city in the republic of Ingushetia, Svetlana Gorbakova, spokeswoman for the local investigative committee, told foreign news agency. A police officer and a civilian died after being rushed to hospital and all of the others wounded in the explosions were police officers, she said, adding that three of the wounded were in critical condition.