ETTRICK, Wis.— A motorcyclist was seriously injured when he lost control and overturned in a ditch on a rural road northwest of Ettrick in central Trempealeau County.  Sheriff Erica Koxlien declined to release the victim’s name but didn’t explain why.  The accident was about 11:35 p.m. two miles from town on County Road D.  He was headed toward Ettrick. Deputies believed he was going too fast.