Former SEAL Chris Kyle, author of book, killed in Texas
                                
                                
                                    (Newser) -
                                    Chris Kyle, the man who detailed his 160-some kills during a decade as a Navy SEAL in the book American Sniper, has been killed at a Texas gun range, reports  Reuters . Another man, Chad Littlefield, was also shot dead, and  the AP  reports that authorities have charged a suspect, Eddie...