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How to help Moore, Okla., tornado victims:
Make a donation to the American Red Cross Disaster Relief fund or visit your nearest branch and give blood.
Text "redcross" to 90999 to donate $10 to American Red Cross Disaster Relief.
The Red Cross also has a tornado app that pushes out alerts to your phone when there is dangerous weather in the area. Some of the tornadoes were "rain-wrapped" and rural – this app sends alerts based on radar. Click here for more.