Mealey's (February 9, 2018, 2:39 PM EST) -- SAN FRANCISCO — An insurer is asking the Ninth Circuit U.S. Court of Appeals to reverse a lower court’s decision, arguing that it erred in determining that an additional insured endorsement applied solely to vicarious liability and did not apply to all the claims alleged against the defendants in an underlying injury lawsuit (First Mercury Insurance Company v. Great Divide Insurance Company, No. 17-15711, 9th Cir.)....