A tearful Jeff Kent announced his retirement Thursday after a 17-year major league career.

The 40-year-old Los Angeles Dodgers second baseman paused several times to gather himself while announcing his decision during a news conference at Dodger Stadium.

Kent leaves as the career home-run leader among second basemen with 351, 74 more than Ryne Sandberg . A five-time All-Star and the 2000 NL MVP, Kent made his only World Series appearance with San Francisco in 2002, when the Giants lost to the Los Angeles Angels in seven games.

Brother says he injected McGwire

Mark McGwire 's youngest brother says in a book proposal that he injected the former baseball star with steroids, according to Deadspin.com.

Jay McGwire is circulating a manuscript titled "The McGwire Family Secret: The Truth about Steroids, a slugger and Ultimate Redemption," the Web site reported Wednesday. Jay McGwire, a body builder, said his brother started using steroids in 1994 and that he injected Mark with Deca-Durabolin.

Moving day in the Bronx

Today is moving day in the Bronx.

Eighty-six years after moving in, the Yankees are moving out. The team's front office will move across the street to the new $1.5 billion Yankee Stadium, which is scheduled to open in April.

A few departments will remain at the old ballpark for another month: the clubhouse staff, information technology, the ticket office and the switchboard.