A gunman opened fire at about 3:25 a.m. (4:25 a.m. ET) in Antioch, part of the Nashville area on April 22, 2018. The gunman killed four people at an area Waffle House.

A gunman opened fire at about 3:25 a.m. (4:25 a.m. ET) in Antioch, part of the Nashville area on April 22, 2018. The gunman killed four people at an area Waffle House.

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Suspected Waffle House gunman erased laptop hard drive weeks before shooting

The man accused of killing four people at a Nashville-area Waffle House erased his laptop's hard drive weeks before the shooting, CNN affiliate WSMV reported.

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Police say man saved many lives by stopping gunman in Waffle House shooting

Police say a 29-year-old man saved many lives when he confronted the gunman during the deadly mass shooting at Waffle House early Sunday morning.

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5 things for April 23: Nashville shooting, North Korea, Kate Middleton

Earth Day is over, but there are some super simple things you can do every day to show our planet some love. Here's what else you need to know to Get Up to Speed and Out the Door