Los Angeles is riskiest US county but New Yorkers should beware tornadoes

Los Angeles county is the riskiest county in the US, according to a new Federal Emergency Management Agency (Fema) index which considers 18 kinds of natural disasters, from earthquakes, hurricanes and tornadoes to floods, volcanoes and tsunamis. The National Risk Index spotlights places long known as danger spots, like Los Angeles, but some places highlighted…