EXHIBIT 99 MHR HOLDINGS LLC By: /s/ Janet Yeung ----------------- Name: Janet Yeung Title: Authorized Signatory Address: 1345 AVENUE OF THE AMERICAS 42ND FLOOR NEW YORK, NEW YORK 10105 MHR FUND MANAGEMENT LLC By: /s/ Janet Yeung ----------------- Name: Janet Yeung Title: Authorized Signatory Address: 1345 AVENUE OF THE AMERICAS 42ND FLOOR NEW YORK, NEW YORK 10105 MHR INSTITUTIONAL PARTNERS III LP By: MHR Institutional Advisors III LLC, its General Partner /s/ Janet Yeung ----------------- Name: Janet Yeung Title: Authorized Signatory Address: 1345 AVENUE OF THE AMERICAS 42ND FLOOR NEW YORK, NEW YORK 10105 MHR INSTITUTIONAL ADVISORS III LLC By: /s/ Janet Yeung ----------------- Name: Janet Yeung Title: Authorized Signatory Address: 1345 AVENUE OF THE AMERICAS 42ND FLOOR NEW YORK, NEW YORK 10105