Police on the street responding to the December attack on a Jersey City kosher market in December.AP Citing the deadly attack in December on a kosher supermarket in Jersey City, as well as the arrests last year of a number of white supremacists allegedly plotting violent attacks, New Jersey officials Friday said homegrown extremism remains the biggest terrorism threat to the state. The Office of Homeland Security and Preparedness, in its annual assessment report, said of the 44 domestic terrorist incidents reported in the United States last year, four had a nexus to New Jersey.“The ever-changing threat landscape in...