THE CAN-DO CORNER: From left, Deputy Secretary of Defense [Paul D. Wolfowitz], Vice President [Dick Cheney] and defense advisor [Richard Perle] were among those confident of a quick military victory. Still, many were careful not to gloat even as Baghdad fell.; PHOTOGRAPHER: David Rae Morris Reuters; THE CAN-DO CORNER: From left, Deputy Secretary of Defense Paul D. Wolfowitz, Vice President Dick Cheney and defense advisor Richard Perle were among those confident of a quick military victory. Still, many were careful not to gloat even as Baghdad fell.; CAMP QUAGMIRE: From left, Democratic Sens. Joseph R. Biden Jr. of Delaware, [Barbara Boxer] of California and [Tom Daschle] of South Dakota either opposed the war or raised grave questions about its conduct. They may now find themselves on the defensive.; PHOTOGRAPHER: CHARLES DHARAPAK Associated Press; CAMP QUAGMIRE: From left, Democratic Sens. Joseph R. Biden Jr. of Delaware, Barbara Boxer of California and Tom Daschle of South Dakota either opposed the war or raised grave questions about its conduct. They may now find themselves on the defensive.; PHOTOGRAPHER: KIM D. JOHNSON Associated Press; CAMP QUAGMIRE: From left, Democratic Sens. Joseph R. Biden Jr. of Delaware, Barbara Boxer of California and Tom Daschle of South Dakota either opposed the war or raised grave questions about its conduct. They may now find themselves on the defensive.; PHOTOGRAPHER: WILLIAM PHILPOTT Reuters; THE CAN-DO CORNER: From left, Deputy Secretary of Defense Paul D. Wolfowitz, Vice President Dick Cheney and defense advisor Richard Perle were among those confident of a quick military victory. Still, many were careful not to gloat even as Baghdad fell.; PHOTOGRAPHER: ALEX WONG Associated Press; GREETINGS: Christian Iraqis cheer U.S. Marines entering the Karada neighborhood in the heart of Baghdad. U.S. troops voiced their surprise at the warm welcome extended to them by ordinary Iraqis, who took to the streets to celebrate.; PHOTOGRAPHER: Charles Platiau Reuters