School shootings and other gun crimes have spurred European governments to tighten their gun laws but the measures have been uneven across the continent, experts said Thursday. Dramatic incidents, such as Wednesday's rampage by a 17-year-old gunman who killed 15 people at his former school in Germany, often jolt authorities into action. Finland announced plans Wednesday to impose stricter restrictions on firearms, including raising the minimum age for handgun... (GunPolicy.org)