(August 16, 2016, 9:27 AM EDT) -- PHILADELPHIA — Five days after two third-party payers moved to dismiss their Avandia claims with prejudice, defendant GlaxoSmithKline LLC (GSK) on Aug. 9 asked the multidistrict litigation court to instead order the plaintiffs to provide evidence in support of their claims rather than allow them to “flee” the litigation and stick GSK with several years of substantial expenses defending against the lawsuits (In Re: Avandia Marketing, Sales Practices and Products Liability Litigation, MDL Docket No. 1871, No. 07-md-1871, Allied Services Division Welfare Fund v. SmithKline Beecham Corporation, et al., No. 09-730, United Benefit Fund v. Smith Kline Beecham Corporation, et al., No. 10-5419, E.D. Pa.)....