Swedish capital , Stockholm , rocked by overnight of riots . 30 schools and a police station attacked and set on fire , Two cars torched . Police call in reinforcements from neighboring districts to help deal with violence . Tensions high since police shot dead a 69-year-old man armed with a machete .
Swedish capital , Stockholm , rocked by a fifth night of riots . Two schools and a police station attacked and set on fire , 30 cars torched . Police call in reinforcements from neighboring districts to help deal with violence . Tensions high since police shot dead a 69-year-old man armed with a machete .