Aerial footage shows destruction in wake of Oklahoma tornadoes – video

At least four people were killed after a series of tornadoes struck Oklahoma on Saturday, amid a weekend of extreme weather that left dozens injured and a trail of destruction across the US midwest. Local authorities confirmed that a four-month-old infant was among the two people dead in Holdenville - one of the hardest hit towns in Oklahoma - where about 20 tornadoes hit

• Oklahoma tornadoes kill at least four people and leave dozens injured