(CNN)CNN Senior International Correspondent Nic Robertson just returned from the border town of Jizan, Saudi Arabia, where troops are searching for terrorists among the flood of smugglers and illegal workers trying to sneak into the country from Yemen. Yemen is home to al Qaeda in the Arabian Peninsula and Saudi officials are concerned the recent takeover of the capitol by Houthi rebels will give the terrorist group a greater foothold. Saudi dilemma: How to spot potential terrorist amid tide of human misery Robertson discussed the situation and his experiences covering global conflicts during his 25-year career in a wide-ranging "ask me anything" chat on Reddit.
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CNN Senior International Correspondent Nic Robertson traveled to the Saudia Arabian border with Yemen
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Robertson talked about his experiences in an AMA chat on Reddit
It's the only way for some @placeholder to make money, so they cross over for stays that last weeks or months.