911 calls released by the Miami-Dade Police Department offer a harrowing window into the moments after the collapse of Champlain Towers South condo building on June 24. Video by: Marta Oliver Craviotto / Miami Herald Read more: https://tinyurl.com/5aejmrhp More from The Miami Herald: Subscribe: https://bit.ly/2HJ3WDt Twitter: https://twitter.com/MiamiHerald Facebook: https://www.facebook.com/miamiherald/ Website: https://www.miamiherald.com/ Digital news subscription: http://bit.ly/2Ug7uD6