article_snippet.sent: Sanaa, Yemen (CNN)A border guard was killed in a cross-boundary fire exchange with militants in Yemen this week, the state-run Saudi Press Agency reported Thursday -- marking Saudi Arabia's first publicly known military death since Saudi Arabia's launched airstrikes against rebels inside Saudi Arabia's southern neighbor.
article_snippet.sent: Sanaa, Yemen (CNN)A border guard occurred Wednesday night at the border in southwestern Saudi Arabia's Asir region, when militants in a mountainous area on the Yemeni side fired on Saudi border troops, prompting Saudi border troops to return fire, SPA reported.
highlights_snippet.sent: Militants in Yemen fired on Saudi border troops in Saudi Arabia's Asir region, media outlet says .
  