- At least 3 killed in Oklahoma tornado outbreak, as threat of severe storms continues from Missouri to TexasCNN
- Daylight Reveals Devastation in Sulphur, Oklahoma – Videos from The Weather ChannelThe Weather Channel
- Tornadoes kill 2 in Oklahoma as governor issues state of emergency for 12 counties amid storm damageAL.com
- Tornadoes, severe weather slam Oklahoma; Midwest braces for moreUSA TODAY
- Tracking tornadoes, high winds, and hailKFOR Oklahoma City