Senator Barack Obama takes a big win in South Carolina.
127118
Barack Obama wins in South Carolina
142438
Rand Paul wins Kentucky Senate race
28588
Barack Obama denies foreign tour is a victory lap
166331
It was a great win:
65135
South Carolina moving up the polls
58826
Obama says he's chosen running mate
100022
Obama signs health care bill.
20363
Sen. barack Obama: ``change has come to America''
104645
Obama nearly sweeps islands
51657
Obama becomes 44th us president
62864
Romney picks up big endorsement in South Carolina
95272
Obama signs the health care bill.
73357
Obama recovers a bit...
145859
McCain wins Alaska
160006
The political fight on health care is over.
148456
Mitt Romney wins the Illinois primary
87155
Obama found his voice on healthcare