Exhibit 12.1

RATIO OF EARNINGS TO FIXED CHARGES

Computation of Ratio of Earnings to Fixed Charges

(In thousands, except for ratios)

	Predecessor Company					Successor Company
				Seven Months		Five Months											Three Months
	Year Ended			Ended		Ended					Year Ended						Ended
	December 31,			July 31,		December 31,			December 31,								March 31,
	2003			2004		2004			2005		2006			2007			2007			2008
Computation of earnings:
Income (loss) before income taxes, cumulative effect of change in accounting principle, minority interests in consolidated subsidiaries and equity in net loss of investee	$	(589,924	)	$	923,544	$	(2,170	)	$	52,331	$	(17,196	)	$	(38,069	)	$	(23,391	)	$	(6,556	)
Fixed charges		102,853			14,768		24,622			58,547		106,649			209,132			44,771			59,006
Capitalized interest, net		2,691			1,570		—			(8,719)		(15,861	)		(42,811	)		(10,081	)		(12,367	)
Total earnings	$	(484,380	)	$	939,882	$	22,452		$	102,159	$	73,592		$	128,252		$	11,299		$	40,083
Computation of fixed charges:
Interest expense	$	83,371		$	4,195	$	16,594		$	38,784	$	78,047		$	166,785		$	37,167		$	46,394
Estimated interest expense portion of rent expense (1)		19,482			10,573		8,028			19,763		28,602			42,347			7,604			12,612
Total fixed charges	$	102,853		$	14,768	$	24,622		$	58,547	$	106,649		$	209,132		$	44,771		$	59,006
Ratio of earnings to fixed charges					63.6x					1.7x
Deficiency of earnings to fixed charges	$	(587,233	)			$	(2,170	)			$	(33,057	)	$	(80,880	)	$	(33,472	)	$	(18,923	)

(1) One third of rent expense is deemed to be representative of interest.