<p>THE RESIGNATION: Bob Nardelli resigned as chief executive and chairman of The Home Depot Inc. after six years at the helm, the company said Wednesday. He will walk away with a $210 million severance package.</p><p>THE REPLACEMENT: Frank Blake, vice chairman of Home Depot's board, was appointed to replace Nardelli, effective immediately.</p><p>THE REASON: Nardelli and the Atlanta-based company had been dogged by criticism of Nardelli's hefty pay and Home Depot's poor stock performance.</p>