A Waterbury man has been arrested for a series of larcenies from motor vehicles in Sherman.  The Resident State Trooper says an active arrest warrant was served at Danbury Superior Court yesterday morning on 22-year old Keven Santos.  He was charged with three counts of burglary.  Santos was arraigned yesterday on the new charges.  Santos was in Department of Corrections custody for a separate incident and will remain there.  The Sherman Resident Trooper says this is the third and final arrest of this criminal investigation, concluding a year long probe.