Sen. John McCain, seen at a May 17 Senate hearing, disagreed Thursday with objections to boosting a program that jails illegal immigrants briefly rather than immediately releasing them across the border. (Associated Press)
** FILE ** Senate candidate Rand Paul, Kentucky Republican, arrives at his campaign headquarters in Bowling Green, Ky., on Wednesday, May 19, 2010, the day after winning his party's nomination. (AP Photo)
A Republican candidate for the U.S. Senate, Dan Coats, casts his vote in Indianapolis on Tuesday. Mr. Coats, who won his primary, spent 10 years in the Senate before leaving in 1998. He moved to Virginia, where he has worked as a lobbyist. He also bought a home in North Carolina, prompting critics to call him a carpetbagger for seeking a Senate seat from Indiana again. (Associated Press)
** FILE ** Sen. Kay R. Hagan, North Carolina Democrat, is pictured after taking part in a re-enactment of the ceremonial Senate swearing-in on Tuesday, Jan. 6, 2009, in the Old Senate Chamber on Capitol Hill in Washington. (AP Photo/Charles Dharapak)
After the end of the General Assembly session in Annapolis, Gov. Martin O'Malley (center) signs a bill into law Tuesday with Speaker of the House Michael E. Busch (right) and Senate President Thomas V. Mike Miller Jr. in attendance. One new law gives Maryland first chance to buy the Preakness horse race to keep it in the state. (Associated Press)
Seen here at a Senate hearing in December 1992 long before either ran for president, Sen. John Kerry (left) listens to Sen. John McCain. Mr. Kerry offered Mr. McCain the No. 2 spot on his ticket in 2004, but now says he is not fit for the White House.