41.   Chronicle reporters Edward Hegstrom, Matt Schwartz, Audrey Warren and Jo Ann Zuniga contributed to this story.

42.   Chronicle reporters R.G. Ratcliffe, Allan Turner and Jim Henderson contributed to this story.

43.   Chronicle reporters Scott Kaiser, Sarah Hornaday and David Barron contributed to this story.

44.   Chronicle presidential campaign reporters Patty Reinert and Clay Robison contributed to this story.

45.   Chronicle reporter Cragg Hines contributed to this story from Iowa.

46.   Chronicle reporter David Ivanovich contributed to this report.

47.   Chronicle reporter Edward Hegstrom in Houston contributed to this story.

48.   Chronicle reporter Greg McDonald contributed to this story from Washington, D.C.

49.   Chronicle reporter John C. Henry in Washington contributed to this story.

50.   Chronicle reporter Jonathan Feigen contributed to this story.