Police here are warning of a new hallucinogenic drug authorities say has begun circulating the St. Louis area. St. Louis County police say the synthetic drug known as "N-Bomb" has been linked to deaths in other parts of the country including California, Louisiana, Minnesota, North Dakota and Virginia. The drug, sometimes also called "Smiles" is known as N-Bomb for its chemical compositions, 2C-1-NBOMe or 251NBOMe, and can be extremely potent and dangerous, police say. Police say the liquid drug is often called "legal acid" and is derived from mescaline. Users typically take the drug by ingesting blotter paper soaked with...