By ED RUNYAN Staff writer CHAMPION — An arrest warrant was issued earlier this month in Warren Municipal Court for Miguel A. Alvarez, 19, of Middlefield, on two counts of felonious assault and one count of felony strangulation for a Sept. 12 incident at a Champion park and campground in which a woman suffered a severe laceration. The charges were filed Sept. 23, the same day an arrest warrant was issued. There is no indication in court or jail r…