Law enforcement is responding to reports of an active shooter at McGhee Tyson airbase in Tennessee, the sheriff's spokesman said.
A student on the base saw someone with a rifle and reported it, Lieutenant Colonel Travers Hurst said as quoted by WVLT News.
No injuries have been reported so far, the Tennessee National Guard says on Twitter.
According to Travis Dorman, a reporter with Knoxnews, the base is currently on lockdown and there is a large police presence in the area.
McGhee Tyson Air National Guard Base is a joint military facility located at McGhee Tyson Airport. It is home to the 134th Air Refuelling Wing. The base is located approximately 16 south of the central business district of Knoxville, near Alcoa, in Blount County, Tennessee, United States. In 1952-1960 it was the site of McGhee Tyson Air Force Base.
There are no flight delays at this time, spokeswoman for McGhee Tyson Airport Becky Huckabee said.
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