A jihadist website has issued a death threat against David Letterman. The threat was issued after Letterman referenced Ilyas Kashmiri, an al Qaeda leader killed in a drone strike in Pakistan in June, on his late night show. Letterman apparently joked about Kashmiri’s death, something that enraged a poster on the website. Hit the jump to see the video and read the rest of the story. Funk Flex “Find Funk Flex on Google +”