Former trooper John Foley, 64,pleaded guilty May 20 to cocaine conspiracy and distribution charges.

Former trooper John Foley, 64, a 37-year veteran of the force, was arrested in December 2007 by FBI, DEA, and state and local officers for peddling cocaine in Saugus. He faces up to 20 years in prison and a $1 million fine when sentenced July 29.Saugus, Massachusetts, a former Massachusetts state trooper pleaded guilty May 20 to cocaine conspiracy and distribution charges.