Surely our media will soon be overflowing with commemorations of the 10th anniversary of 9/11. If you're looking for a low-key, sober way to acknowledge this grim milestone, there's James Whitaker's documentary Rebirth. Seven Up!-style, it follows the lives of five people affected by the event - a fireman, a survivor, and three who lost family members - interviewing them every year on that awful date.