2nd Lieutenant Melissa Allan collects glass at the base of an overpass column during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. Air Force volunteers spruced up a playground under an overpass, clearing it of glass, rubble and trash making it a safer and cleaner environment for children to play in. Lieutenant Allan is the acting photo flight commander at the 1st Combat Camera Squadron. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Tech. Sgt. Cao Nguyen drives a screw into the corner of a wooden gate during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. Joint Base Charleston supplied more than 800 Air Force, Navy and nuclear power training command student volunteers to assist local citizens with landscaping, painting, organizing, debris removal and the installation of new smoke alarm systems. Sergeant Nguyen is a crew chief instructor with the 437th Mission Operations Squadron. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Fireman Nicholas Cage, from Daytona Beach, Fla., assigned to Naval Nuclear Power Training Command at Naval Weapons Station Charleston, performs landscaping at Malcolm C. Hursey Elementary School during the annual Day of Caring event. More than 2,500 Sailors and Airmen throughout the Charleston area participated in the community service event. (U.S. Navy photo by Mass Communication Specialist 1st Class Jennifer R. Hudson)

Air Force volunteers secure a new 2x4 to a weathered wooden gate during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. The City of Charleston provided a budget of $1,500 dollars for more than 30 requested projects. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Senior Airman Jerry Anthony Marinucci III, left, and Staff Sgt. Jarrod Miller, right, lay fresh mulch while landscaping during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. Air Force and Navy representatives worked hand -in-hand with Sally Burnett, volunteer coordinator at Trident United Way to organize the Day of Caring making it a success for volunteers and residents. Airman Marinucci III is a flight administrative assistant and Sergeant Miller is an operations noncomissioned officer, both are with the 628th Security Forces Squadron. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Sailors from Naval Nuclear Power Training Command at Naval Weapons Station Charleston, pile gravel on a tarp to stop weed growth at the local non-profit, Habitat for Humanity Restore in Goose Creek, as part of the Day of Caring community service event.(U.S. Navy photo by Mass Communication Specialist 1st Class Jennifer R. Hudson)

Airman 1st Class Alyssa Pruitt racks up debris from a landscaping project during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. Airmen cut trees, collected trash and pulled vines during the renovation of this backyard. Several truck loads later, volunteers made this backyard a friendly and hospitable environment for the owners. Airman Pruitt is a food service apprentice with the 628th Force Support Squadron. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Tech. Sgt. Steve Gore applies a coat of black paint on a newly installed wooden fence during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. Volunteers spent eight hours fixing, cleaning, renovating and renewing local residences to show their support for the local community. Sergeant Gore is a loadmaster with the 16th Airlift Squadron. (U.S. Air Force photo/Senior Airman Timothy Taylor)

Firemen Matt Cook and Cody Millsap, assigned to Naval Nuclear Power Training Command at Naval Weapons Station Charleston, lend a helping hand to Malcolm C. Hursey Elementary School during the annual Day of Caring event. More than 2,500 Sailors and Airmen from the Charleston area performed hundreds of tasks in conjunction with the Trident United Way Day of Caring community service event. (U.S. Navy photo by Mass Communication Specialist 1st Class Jennifer R. Hudson)

Volunteers cook up beef and soy burgers for hungry workers after a long day of volunteering during the United Way's National Day of Caring Sept. 10, 2010 in the city of Charleston, S.C. Pulled pork, burgers, coleslaw, beans, chips and drinks were quickly devoured by volunteers who completed more than 15 various projects assigned to the Air Force. (U.S. Air Force photo/Senior Airman Timothy Taylor)