Eight years after the terrorist attacks of September 11th, 2001, we remember and here, take a look back, and a look at the present. This year's remembrance is emphasizing volunteerism and service, honoring the private citizens that volunteered after the attacks and encouraging the observance of the anniversary to be a day of service. Construction at Ground Zero, the site of the former twin towers, is years behind because of construction delays, design disputes and litigation involving…