Related: Mideast & N. Africa

1. More Middle East and North Africa
   1. Turkey builds wall at Syrian border after bombings
   2. Iran bars 2 leading candidates from presidential vote
   3. Egypt's 'rebels' gather millions of signatures
   4. UN: Syria government, rebels prep for peace talks
   5. Israel, Syria clash on Golan Heights cease-fire line
2. More world news
   1. Pakistanis, activists remain skeptical on drones
   2. 'Black widow' bombing injures 18 in Russia
   3. Are ‘lone wolf’ attacks the new path to terror?
   4. Baby-formula art: Dissident on China food scandal
   5. Zoo worker dies after tiger attack
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      Troops patrol Tripoli to quell unrest from Syria
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      Senate votes to send weapons to Syrian rebels
   4. 
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      Heavy fighting reported in key Syrian town