U.S. judge expands driver class-action lawsuit against Uber

By Dan Levine SAN FRANCISCO (Reuters) - A U.S. judge ruled on Wednesday that Uber drivers could participate in a class action against the company over their employment status, even if they did not opt out of an arbitration clause in their contracts. Drivers sued Uber in San Francisco federal court, contending they are employees and entitled to reimbursement for expenses, including gas and vehicle maintenance. The results of Uber's legal battle could reshape the on-demand economy, which is built