Speakers at an annual Islamic brunch on Sunday called for greater understanding and tolerance, saying Muslims face constant threats to the kind of everyday existence that other Americans take for granted. Opening the event, Waheed Khalid, chairman of the Bergen County Chapter of the American Muslim Union, said that 3 1/2 years after the 9/11 attacks on the World Trade Center, Muslims are still feeling the aftershocks. "The American Muslim community has never felt so insecure and apprehensive due to discrimination and intolerance," Khalid said. "Our government's actions following 9/11 have impacted and continue to impact tens of thousands of...