Conn. police: Gunman forced his way into school

NEWTOWN, Conn. The massacre of 26 children and adults at a Connecticut elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, a 20-year-old described as brilliant but remote, was driven to such a crime and how he chose his victims. Investigators were trying to learn more about Adam Lanza and questioned his older brother, who was not believed to have been involved in the rampage at Sandy Hook Elementary. Police shed no light on the motive for the second-deadliest school shooting in U.S. history. In tight-knit Newtown on Friday night, hundreds of people packed St. Rose of Lima Church and stood outside in a vigil for...