'I don't expect forgiveness': Authorities review writings of California teacher suspected of shooting

The day after a man opened fire at the White House Correspondents' Association Dinner, authorities are combing through a message sent by the shooting suspect, seeking to understand what allegedly led him from his life as a respected California teacher to a would-be assassin.

"Let me start off by apologizing to everyone whose trust I abused," reads a note that authorities say was sent by the suspect, Cole Tomas Allen, a 31-year-old from Torrance, California, who worked part-time as a teacher and also developed video games, according to public records...