Derek Jeter's feud with Yankees teammate Alex Rodriguez was real, and it was worse than it appeared to the public, according to a Jeter biography due out next month. The New York Post has the highlights, including how A-Rod unsuccessfully begged for forgiveness at Jeter's house after making derogatory comments in a newspaper article.

NHL vice president Colin Campbell is not pleased with the criticism he's been receiving about punishments for hits to the head. "Thankless job? Yeah, it's thankless," he said in an interview with Toronto's TSN Radio 1050. "Especially at this time of year when there's so much at play here with the playoffs and cities are involved. When you rule on certain situations, all of a sudden you become public enemy No. 1, so ... Am I pissed off right now? Yeah, I'm pissed off."

Former Braves pitcher Tom Glavine has shown interest in forming an investment group to purchase the Thrashers. The Billerica native was a standout prep hockey player who was drafted by the Kings but chose a career in baseball instead. Now, he wants to keep hockey in Atlanta, despite the fact that the Thrashers are one of the league's least valuable teams.

A 63-year-old woman from Yonkers, N.Y., sued the Yankees, claiming her late uncle designed the team's top-hat logo in 1936. Tanit Buday claims then-Yankees owner Jacob Ruppert asked Kenneth Timur to make the design, long credited to sports artist Henry Alonzo "Lon" Keller. Yankees spokeswoman Alice McGillion said there's no proof of Buday's claim. "This is a wonderful country, where anybody can sue for anything, even when the allegations are over 70 years old," McGillion said.

ESPN announced Monday that it will stop running poker shows and advertisements, following the U.S. government's indictments against gambling websites that sponsor the shows. The government froze bank accounts in 14 countries and seized the websites of poker sites including major sponsors PokerStars and Full Tilt Poker. "For the immediate future, we are making efforts to remove related advertising and programming pending further review," ESPN said in a statement.

It was a clean sweep for Kenya in the 115th running of the Boston Marathon. Geoffrey Mutai won the men's race with a record time of 2:03:02, which broke the course record of 2:05:52 set last year by Robert Kiprono Cheruiyot. American Ryan Hall finished fourth in the men's race. In the women's race, Kenya's Caroline Kilel held on to win after a strong challenge from Desiree Davila of the United States. Kilel finished with an official time of 2 hours 22 minutes 36 seconds.

In what is believed to be the highest price paid for a piece of football memorabilia, an autographed Houston Oilers helmet was auctioned for $2 million late last week. Houston lawyer Steve Mostyn outbid his wife Amber for the helmet signed by coach Bum Phillips and players.

Read more about that story and others, plus check out videos, trivia and more, at Monday's Morning Mashup.

With Yankees reliever Pedro Feliciano likely done for the season with a tear in his shoulder, general manager Brian Cashman defended the team's handling of the bullpen by talking about how he used to try to protect relievers from being overused by former manager Joe Torre.

Meanwhile, during a year in which baseball commissioner Bud Selig predicted record attendance, six teams already have set a record for smallest crowd in their current stadiums.

Terry Francona is staying calm despite the Red Sox' 2-9 start, but managers of other teams that have had issues early aren't shy about letting off steam. In New York, new Mets boss Terry Collins "went ballistic" in a closed-door team meeting Wednesday night after his team lost to the Rockies to fall to 4-7. And White Sox manager Ozzie Guillen had another memorable expletive-laden press conference after his team's 7-4 loss to the A's in 10 innings, in which Chicago gave up three runs each in the ninth and 10th.

After meeting with officials from the University of Miami on Monday, Tommy Amaker announced Tuesday that he will remain Harvard's basketball coach. Amaker has spent four years in Cambridge, leading the Crimson to a share of the Ivy League title this past season. He reportedly turned down a five-year deal with Miami worth about $1.1 million per season. "I'm appreciative of and flattered by the interest shown in me by other fine universities, but I am proud and honored to represent Harvard," Amaker said in a statement.