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FILE - In this Sunday, Nov. 15, 2015 file photo, Italian Police and Carabinieri officers patrol in St. Peter's Square at the Vatican. Italy's top security official said Italy has heightened security inside Italy and along its borders, especially with France, following the attacks in Paris. While few in the war-weary West want to send ground troops to the areas controlled by Islamic State, it may actually be even harder to find anyone arguing that the aerial bombardment strategy will soon succeed in defeating the radical jihadi group. (AP Photo/Gregorio Borgia, File)
Associated Press | November 16, 2015 10:30 am
IS could ultimately force West to consider invasion