A stunned Europe steps up security following Paris carnage

ROME (AP) — Soldiers and paramilitary troops toting semi-automatic rifles patrolled outside the Colosseum and inside St. Peter's Square on Saturday, as Italy joined the rest of Europe in beefing up security a day after terrorist attacks killed 127 people in Paris. U.K. officials shut down a terminal of Britain's No. 2 airport for hours after a man was spotted discarding what looked like a firearm.