New Delhi, Nov. 13 -- A hijack threat note found in the toilet of a Kolkata-Mumbai flight on Wednesday was written by a 56-year-old passenger who has claimed he wanted to skip an overseas posting by his employer so that he could take care of his ailing wife, police said on Thursday. The man was identified as the author of the note after passengers were made to take a handwriting test at Kolkata airport, where Air India flight AI 2772 was held up for several hours after the security scare.P8...