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A damaged car is seen at the site of the massive explosions in Tianjin on August 13, 2015. Enormous explosions in a major Chinese port city killed at least 44 people and injured more than 500, state media reported on August 13, leaving a devastated industrial landscape of incinerated cars, toppled shipping containers and burnt-out buildings. CHINA OUT AFP PHOTOSTR/AFP/Getty Images
A damaged car is seen at the site of the massive explosions in Tianjin on August 13, 2015. Enormous explosions in a major Chinese port city killed at least 44 people and injured more than 500, state media reported on August 13, leaving a devastated industrial landscape of incinerated cars, toppled shipping containers and burnt-out buildings. CHINA OUT AFP PHOTOSTR/AFP/Getty Images

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    Cause of massive Tianjin blast still unknown

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Cause of massive Tianjin blast still unknown

CNN's Will Ripley reports from Tianjin, China just one day after a massive explosion killed 50 people and injured hundreds more.

Cause of massive Tianjin blast still unknown

CNN's Will Ripley reports from Tianjin, China just one day after a massive explosion killed 50 people and injured hundreds more.