College basketball season might have started Friday, but its unofficial, welcome-to-the-season competition is the Champions Classic. With blue bloods Kentucky, Duke, Michigan State and Kansas all in the same building for one night in November, all eyes will be on hoops. But what, if anything, will this doubleheader reveal about the four teams involved? Our experts weigh in. Darlington Nagbe USA Jersey . The Celtics closed out their first preseason under Stevens on Wednesday night with a 101-97 victory over the Brooklyn Nets, who rested a lot of their lineup including former Celtics Kevin Garnett and Paul Pierce. Bill Hamid USA Jersey . -- On the field, it was business as usual for Jameis Winston and No. http://www.usasoccerauthority.com/omar-gonzalez-usa-jersey/ . Meanwhile, there were huge victories for Sunderland and West Ham over fellow relegation rivals, leaving the battle to avoid the drop up for grabs with the bottom 11 teams separated by just six points. Eden Hazard and Fernando Torres scored second-half goals to seal a fourth straight victory for Chelsea, which climbed above Arsenal and Manchester City in the standings ahead of their games on Monday and Sunday respectively. Darlington Nagbe Jersey . MORITZ, Switzerland -- Fog prevented downhill racers from getting their Olympic dress rehearsal. Alejandro Bedoya USA Jersey . -- Josh Sterk scored once and set up two more as the Oshawa Generals edged the visiting Belleville Bulls 3-2 on Friday in Ontario Hockey League action. Samantha Stosur kept the Australian flag flying in the Olympic womens singles tennis competition with a gutsy opening round victory in Rio.While Stosur gave Australian fans something to cheer, Daria Gavrilova and mens hope Sam Groth made first round exits.Stosur got her Olympic campaign against big-hitting Latvian teenager Jelena Ostapenko off to shaky start, losing the first set in just 26 minutes, but she fought back to take the match 1-6 6-3 6-2.Her match finished under lights at the same time as Groths, who did it tough against Belgian eighth seed David Goffin 6-4 6-2.Stosur, the eighth seed, said she didnt feel she was playing too badly in the opening set but world No. 41 Ostapenko was on fire.She really wasnt missing a beat ... there wasnt a lot to do when she was playing as well as she was, Stosur said.I was able to get an early break in that second and by the end, I was dictating play compared to the first set, so it was really good for me to turn things around.Stosur will next play Japans world No.35 Misaki Doi, who overcame Yaroslava Shvedova in straight sets.Earlier in the day on centre court, Gavrilova was ousted by world No.1 Serena Williams.Gavrilova said her late night playing doubles with Stosur before her singles match took its toll.The pair had a three-set loss to Swiss combination Martiina Hingis and Timea Bacsinszky.ddddddddddddGavrilova started well in the swirling wind on centre court against the Olympic champion but the second set was more one-sided with the American closing out the match 6-4 6-2.World No.46 Gavrilova said she ran out of steam in the second set.I got really tired in the second set at 2-1 (against Williams), Gavrilova said.I didnt have enough rest as I played pretty late and I think it affected me.You cant be flat playing against Serena because you have to run all the time.The conditions were tough on centre court with the wind, which delayed the start of play on most of the outer courts, affecting the power Gavrilova could generate from one end.Williams broke the 22-year-old to lead 4-2 but Gavrilova showed her fight, breaking the four-time Olympic medallist to love when she was serving for the first set.But Williams broke right back in the next game to wrap up that set.Playing in her fourth Olympic games, Williams said it was a tough first round encounter.The first set was really tight and the conditions didnt make it easy, Williams said.We played some wonderful points in the first set.She has a lot of big wins and she plays really well. ' ' '