Yankees Closer Rivera Has Blood Clot in Calf Yankees closer Mariano Rivera has blood clot in right calf, not ready for knee surgery yet Peterson Progressing; Vikings Stress Caution Peterson progressing ahead of pace through rehab; Vikings prefer to be cautious about comeback Hamilton Low Key About 4-HR Game, Future in Texas Hamilton maintains even keel over 4-HR game, Triple Crown prospects and future in Texas Dominance gives way to parity at the top of golf with Donald, McIlroy Ex-Dealer Defends Inconsistencies at Clemens Trial Did you ever write a book? Ex-drug dealer defends his inconsistencies at Roger Clemens trial Judge in Sandusky Case Weighs Defense Subpoenas Judge in Sandusky sex-abuse case deciding what info defense will get from schools, agencies Vikings' Contribution to Stadium at Issue in Minn. Vikings' contribution to new stadium at issue as lawmakers look toward final votes ACC, ESPN agree to 15-year extension of TV deal worth $3.6 billion through 2026-27 season