SHEBOYGAN, Wis. (WHBL) - A Sheboygan man will be spending three years in prison for a couple of domestic violence incidents.  21 year old Alexander Zabel was sentenced recently in Sheboygan County Court for the incidents which occurred last January and May when he strangled and beat his girlfriend.  Judge Angela Sutkiewicz imposed a term of 3 years to be followed by 5 years extended supervision.