A Wall Street Journal blog reported that US Airways Group and American Airlines parent AMR suffered setbacks last week in trial preparations for the Justice Department’s case against their proposed merger.

According to the Wall Street Journal , a special master overseeing pretrial portions of the case largely rejected the airlines’ request for internal Justice Department materials about the department’s review of past airline deals that received antitrust approval, and rejected the airlines’ request that the Justice Department turn over information about which third parties it interviewed in deciding whether to challenge the US Airways-AMR merger.

To read the full WSJ blog, click here.