SANAA — Yemen on Saturday launched a campaign to disarm citizens after a grenade blast at a mosque in the capital Sanaa on Friday killed two people and wounded 27. Witnesses in the capital said security forces patrolled the streets and set up checkpoints in search of illegal weapons. The campaign was confirmed by a security official. Yemen launched two similar campaigns in 1997. Illicit guns, mainly Kalashnikov automatic rifles, are openly carried in Yemen, one of... (GunPolicy.org)