New York : A security officer at John F Kennedy International Airport here has been convicted of stealing thousands of dollars from two Indian-origin passengers before they boarded a plane to India and faces up to 14 years in prison. Alexandra Schmid, 34, who worked as a Transportation Security Administration (TSA) officer has been convicted of grand larceny and other charges for stealing $10,000 cash from the two passengers travelling in December 2011 and January 2012.