LAUSANNE, Switzerland -- Yarelys Barrios of Cuba was stripped of the silver medal in the womens discus from the 2008 Beijing Olympics on Thursday after testing positive in a reanalysis of her doping samples.Barrios tested positive for acetazolamide, a banned diuretic and masking agent, the International Olympic Committee said in the latest of a string of doping cases from past Olympics.The 33-year-old Barrios has been retroactively disqualified and loses the silver medal, which she won with a throw of 63.64 meters. The silver now stands to go to Olena Antonova of Ukraine, with Chinas Song Aimin in line to move from fourth to bronze. Stephanie Brown Tratfton of the United States won the gold with a throw of 64.74 meters.Barrios also competed at the 2012 London Olympics, where she was upgraded from fourth place to the bronze medal after Russias Darya Pishchainikova was retroactively stripped of the silver for doping.The IOC asked track and fields governing body, the IAAF, to modify the 2008 discus results and consider any further action against Barrios, who was also a two-time silver medalist at the world championships and two-time gold medalist in the Pan American Games.Also Thursday, Qatari sprinter Samuel Adelebari Francis was disqualified from the Beijing Games after testing positive for the steroid stanozolol. The Nigerian-born Francis was eliminated in the 100-meter heats and did not start in the 200.Francis was the 100-meter champion at the 2007 Asian Games in Amman, winning in a personal best time of 9.99 seconds.Barrios and Francis are the latest athletes sanctioned after retests of more than 1,000 samples from the Beijing and London Olympics produced 98 positive cases. On Wednesday, six athletes -- including four medalists -- were disqualified for doping in Beijing.The IOC stores samples for 10 years to allow them to be reanalyzed when improved methods become available. The latest tests can detect the use of steroids going back weeks and months, rather than days. Francisco Cervelli Pirates Jersey . The 19-year-old Olsen played 34 games with the Kelowna Rockets of the WHL this season. In that time, hes recorded 17 goals and 17 assists with 36 penalty minutes. Gregory Polanco Jersey . 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Kent Tekulve Pirates Jersey .C. United of Major League Soccer. United chose the defender in the second round of the 2013 MLS re-entry draft. No. 23 Washington State is playing its best ball in years, winning seven straight games and coming off a blowout of Arizona.Cal is coming off a blowout, too, except it was on the receiving end.The Cougars and Bears are seemingly headed in opposite directions, but Saturdays matchup will feature similar Air Raid-style passing attacks that could provide an entertaining nightcap to the days college football action, kicking off at 10:30 p.m. ET.Cal, with its Bear Raid attack, is second nationally, behind Texas Tech, with 463 pass attempts (51.4 per game). Washington State is third at 455.Mike does what Mike is going to do, and he does it well, said Cal coach Sonny Dykes, a former assistant to WSU coach Mike Leach at Texas Tech. And hes done it well for a long time. Hes always moved the ball, hes always scored points.The Cougars (7-2, 6-0 Pac-12) have won their first six conference games for the first time since 2002, which is also the last time they won seven consecutive games overall. They beat visiting Arizona 69-7 on Saturday.Even when we were 0-2, we didnt lose any self-belief in ourselves, wide receiver Gabe Marks said at a press conference Monday. We lost belief in you guys because you guys lost belief in us. ... We all knew that we were going to be good. Its just that a lot of people jumped off the wagon real quick, which is OK. (We were) 0-2; fans will be fans.Cal (4-5, 2-4) has lost three of its past four games, including a 66-27 loss to Washington on Saturday night, when it allowed 704 total yards.The Bears defense is reeling, ranking last nationally in rushing defense (286.7 yards per game), second-to-last in points allowed (44.4 per game) and 125th out of 128 teams in total defense (527.9 yards per game).Washington State, on the other hand, has been more stout than usual on defense, especially up front. The Cougars are 21st nationally in rushing defense, yielding 118.8 yards per game. Defensive end Nnamdi Oguayo recorded three sacks last week, and free safety Shalom Luani picked off his fourth pass of the season.Theyre playing with a lot of confidence on both sides of the ball, Dykes said of Washington State.dddddddddddd Much-improved defensively. They are playing aggressive and theyre really trying to force the action.Washington State quarterback Luke Falk threw for 311 yards in three quarters against Arizona last week, at one point completing 22 consecutive passes. The Cougars were 47 of 52 passing against the Wildcats.Falk is No. 2 in the nation with 359.7 passing yards per game. His two top receivers -- seniors Marks and River Cracraft -- are in the top five in the conference in receptions per game and receiving yards per game. Marks has 10 touchdown receptions.Cal will counter with quarterback Davis Webb, who is third nationally with 352.9 passing yards per game. Wide receiver Chad Hansen, the most prolific receiver in the country early this season, is back from an ankle injury and seems to be regaining his form.Hansen delivered five catches for 70 yards and a touchdown against Washington; he is up to 64 catches for 840 yards and nine scores this season.Two years ago, the matchup of Bear Raid vs. Air Raid produced an FBS-record 1,261 passing yards in Cals 60-59 victory. The game was decided when Washington State missed a chip-shot field goal as time expired.Last season was dramatic too, as Cal rallied from 14 down to win 34-28, the victory preserved by a late interception of Falk at the Bears 10-yard line.Whenever us and Cal get together, its always going to be a hell of a deal, Marks said. Its a heavyweight showdown.Cal is 0-4 on the road this season, although three of those losses have come by 10 points or less.Washington States true heavyweight showdown might not come until the Apple Cup against rival Washington to end the regular season. Those teams enter this week as the only undefeated squads in Pac-12 play.With a nod to the kickoff time, Leach said the Pac-12 doesnt get the respect it deserves.I think were the best conference this year, he said. I think were still battling time-zone issues to some degree. ' ' '