Authorities say a man was caught trying to bring a loaded gun onto a plane at Westchester County Airport Monday. 

Transportation Security Administration officers say the Florida man had a 9 mm handgun that was loaded with seven bullets, including one in the chamber, when he was trying to get onto his flight. 

Officials say an X-ray alerted them to inspect his carry-on bag, and the gun was subsequently removed by police. 

They say the man told officials he forgot he had his loaded gun with him. 

Authorities say he faces a "stiff financial civil penalty for bringing a gun to a TSA security checkpoint." The penalty for carrying weapons recently increased to a