Article Photos: State Health Department issues advice to Oklahoma parents 14/196

A police cruiser sits in the driveway as crime scene tape surrounds the home of Nancy Lanza, Tuesday, Dec. 18, 2012, in Newtown, Conn.  Nancy Lanza was killed by her son Adam Lanza before he forced his way into Sandy Hook Elementary School in Newtown on Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Jason DeCrow) ORG XMIT: CTJD114