Northern Illinois University police said the gunman in Thursday's campus shootings had stopped taking prescribed medications and had begun acting erratically in the days before he walked into a science lecture and opened fire. Police said the suspect identified as 27-year-old former student Stephen Kazmierczak killed five students, wounded at least 15 others and then killed himself. It was reported that a sixth student had died Friday morning, but Coroner Rusty Miller told the media that there was a communication error between his office and the hospital. About The Shooter Police have yet to uncover a motive. Kazmierczak was an...