New Orleans is replacing pedestrian safety barriers after a tragic vehicle attack on New Year's Day, killing 10 and prompting investigations into safety measures.
Read moreMetro has fully equipped its bus fleet with barriers to protect drivers after a rise in violent attacks, marking a first for U.S. transit agencies.
Read moreA crash of a South Korean Jeju Air flight raises safety concerns about runway design and the placement of concrete barriers.
Read moreAviation analysts examine the impact of a concrete wall near the runway after a devastating plane crash killed 179 people in South Korea.
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