The lieutenant governor of Mississippi was angry about it too, saying, "It certainly is troubling to me that they would not have the good sense to realize this is the ambassador with diplomatic papers and a room full of people, including the governor's staff, verifying who she is."
But some passengers didn't see any problems with it.
"She has got to do the same. I think everyone is subject to screening by the TSA whether you are a diplomat or not," said passenger Gary Connerly.
The TSA says diplomats are not exempt from the screening procedures but Secretary of State Hillary Clinton said her department is looking into the matter to see how such incidents can be avoided.