Phi Delta Theta fraternity members at Mississippi State volunteered to work during the winter holidays for Habitat for Humanity on the Mississippi Gulf Coast. From left, Addison Shock, David Jeanson and Zach Hogan install a flooring system on a house in Bay St. Louis. This marked the fraternity's third annual trip to areas affected by Hurricane Katrina, with 45 members providing more than 700 work-hours for low-income families in need of housing.