Lafe Kern, the man charged in a two-vehicle collision that left four injured, stood moot during his arraignment in Barton County District Court Friday afternoon. So, 20th Judicial District Judge Scott McPherson entered not guilty pleas on his behalf to each of the charges.A trial date has yet to be determined. In the meantime, Kern remains out on bond.Kern faces a seven-count complaint, including four counts of aggravated battery while driving under the influence of drugs, one of DUI and two for driving left of center.