The 4th of July holiday accident started early this year. The Zanesville Post of the Highway Patrol is investigating a two vehicle accident on I-70 Thursday afternoon. It happened just before 2:30 p.m. just east of Gratiot in the eastbound lanes. Initial reports indicate a van and a camper were involved in the accident and the camper ended up on its side and the van ended up in the median. No word yet on injuries. The accident remains under investigation.