@CNN: Airplane groundings like the one after the Boeing 737 Max 8 crashes are rare. Here are some of history’s biggest https://t.co/Bj56CApHao https://t.co/jHYpdY5Bwj
Airplane groundings like the one after the Boeing 737 Max 8 crashes are rare. Here are some of history's biggest https://t.co/Bj56CApHao pic.twitter.com/jHYpdY5Bwj
— CNN (@CNN) March 17, 2019