At least eight people were killed andfour injuredMonday in two separate bombing attacks innorthernAfghanistan, dpa reported."A police vehicle struck a roadside bomb in Khan Abad district,killing an officer and wounding three others," said Sayed SarwarHussaini, police spokesman for Kunduz province."In a similar incident in the same district, seven gunmen of thelocal militia were killed and one injured," he said.