The owners of a trailer involved in a 2014 crash are not liable for the incident because the truck driver was an independent contractor, a federal judge held.Marina and Lidia Kolchinsky filed a lawsuit in 2015 against truck driver William Bentley, Colorado-based Bill Bentley Trucking LLC, Missouri-based Western Dairy Transport LLC and WD Logistics LLC for negligence, seeking damages for their injuries.The case was filed in …