A powerful tornado swept through Oklahoma on Wednesday evening. Twitter user @BAK_yn captured footage of the storm north of the Tulsa International Airport in northern Tulsa County around 7:30 p.m., KTUL reports. The Emergency Medical Services Authority told Fox News 23 that at least 7 people were taken to Tulsa hospitals, with one in critical condition. According to News On 6, a family of 4 was taken to a hospital after a tree fell onto their truck in north Tulsa. Police said no major injuries were reported. According to Public Service Company of Oklahoma, roughly 5,600 Tulsa County residents were with out power as of 9 p.m. Wednesday, KTUL reported.