Senior Airman Luis Diaz Garcia, 628th Security Forces Squadron K-9 handler, runs from military working dog Hulk during a drug-detection demonstration for Red Ribbon Week Oct. 30, 2012, at Hunley Park Elementary School, North Charleston, S.C. This year's theme is "The Best Me Is Drug Free." The campaign began after the 1985 murder of Federal Drug Enforcement Administration Agent, Enrique Camarena, while he was investigating Mexican drug traffickers. Red Ribbon Week allows educators, parents, community groups, students and others to focus on the work being done by the many who have pledged to live drug free. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Senior Airman Luis Diaz Garcia, 628th Security Forces Squadron K-9 handler, is being bitten by military working dog Hulk during a drug-detection demonstration for Red Ribbon Week Oct. 30, 2012, at Hunley Park Elementary School, North Charleston, S.C. This year’s Red Ribbon Week them is "The Best Me Is Drug Free." The campaign began after the 1985 murder of Federal Drug Enforcement Administration Agent, Enrique Camarena, while he was investigating Mexican drug traffickers. Red Ribbon Week allows educators, parents, community groups, students and others to focus on the work being done by the many who have pledged to live drug free. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Senior Airman Luis Diaz Garcia, 628th Security Forces Squadron K-9 handler, shows the children the arm pad used for a drug-detection demonstration for Red Ribbon Week Oct. 30, 2012, at Hunley Park Elementary School, North Charleston, S.C. This year's theme is "The Best Me Is Drug Free." This campaign came about after the murder of Federal Drug Enforcement Administration Agent, Enrique Camarena, in 1985, while he was investigating Mexican drug traffickers. Now a national celebration, Red Ribbon Week, allows educators, parents, community groups, students and others to focus on the work being done by the many who have pledged to live drug free. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Senior Airman Joel Patterson, 628th Security Forces Squadron K-9 handler, pets his military working dog Elmo during a drug-detection demonstration for Red Ribbon Week Oct. 30, 2012, at Hunley Park Elementary School, North Charleston, S.C. The theme of this year’s campaign is "The Best Me Is Drug Free." The campaign began after the 1985 murder of Federal Drug Enforcement Administration Agent, Enrique Camarena, while he was investigating Mexican drug traffickers. Red Ribbon Week allows educators, parents, community groups, students and others to focus on the work being done by the many who have pledged to live drug free. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Staff Sgt. Samantha McLeod, 315th Aerospace Medicine Squadron Drug Testing Program administrative manager, shows a volunteer where to walk during a demonstration for Red Ribbon Week Oct. 30, 2012, at Hunley Park Elementary School, North Charleston, S.C. The demonstration included a volunteer trying to walk with goggles that gave the appearance of an impaired individual. The campaign began after the 1985 murder of Federal Drug Enforcement Administration Agent, Enrique Camarena, while he was investigating Mexican drug traffickers. Red Ribbon Week allows educators, parents, community groups, students and others to focus on the work being done by the many who have pledged to live drug free. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Tech. Sgt. Maurice Ferguson, 315th Aerospace Medicine Squadron, Drug Demand Reduction program manager, talks with students during Red Ribbon Week Oct. 30, 2012, at Hunley Park Elementary School, North Charleston, S.C. This year's theme is "The Best Me Is Drug Free." The campaign began after the 1985 murder of Federal Drug Enforcement Administration Agent, Enrique Camarena, while he was investigating Mexican drug traffickers. Red Ribbon Week allows educators, parents, community groups, students and others to focus on the work being done by the many who have pledged to live drug free. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)