Catastrophic flash flooding struck the Ruidoso, New Mexico area Tuesday night, washing away homes and businesses and causing significant damage to Ruidoso Downs. Several feet of water submerged the track and backside area with social media videos showing people and horses alike trying to escape through the torrent.

Here’s what to know about the deadly flooding, the colossal weather system that drove it in and around Kerr County, Texas, and ongoing efforts to identify victims.

Social media users are spreading false claims that flash floods in Texas that killed more than 100 people were caused by weather modification.