The program was led by Lt. William Havison, Sgt. Douglas Habermann and officer Christopher Stanton.
L.E.A.D.'s goal is to create safer, healthier, drug-free and violence-free communities.
The graduation took place Tuesday evening.
"Thank you for running this program and for a great night for the kids," said Karen Bresnan Obiso.
"Congratulations to all the sixth graders, and thank you to the L.E.A.D. officers for all of your hard work and dedication," added Karen Chappell.
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