Ten people were sentenced in federal court for using mail to distribute drugs in three states, including in Tennessee. 
The U.S. Attorney's Office say those drugs included methamphetamine, cocaine, marijuana and oxycodone.
One of the suspects, was a mail carrier in Memphis.  
52-year-old Frederick Burton arranged to have express mail packages containing drugs go to addresses on his mail route. 
Burton would then give the packages to members of the drug ring, in exchange for cash.