A post election incident highlights racial tensions at Villanova; Laura Benshoff visited the school to give an update. Scientists at the University of Pennsylvania have found that a smell test can help detect early signs of Alzheimer's Disease, Anne Hoffman gives details. Peter Crimmins reports on actions being made by Philadelphia officials and the artistic community to prevent a repeat of the deadly Oakland warehouse fire from happening here. New Jersey has an outdated water resources plan, Karen Rouse tries to explain why. Finally, Rob Zawatski reports on the local roots of a popular comfort food.