American Sam Querrey couldnt build on his upset of Novak Djokovic at Wimbledon in his next Grand Slam.The 29th-seeded Querrey lost to Janko Tipsarevic 7-6 (4), 6-7 (0), 6-3, 6-3 in the first round of the US Open on Tuesday. It was a tough opening matchup for Querrey, as Tipsarevic is a former top-10 player whose ranking is down to No. 250 after a series of injuries.A two-time quarterfinalist at Flushing Meadows, Tipsarevic got in on a protected ranking. He had lost five straight Grand Slam matches dating to the 2013 US Open.Querrey stunned the top-ranked Djokovic in the third round at Wimbledon en route to his first major quarterfinal. But in six of his past eight Grand Slams, he has lost to a lower-ranked opponent in the first round. He has also dropped seven of his past eight meetings with Serbian opponents, with the only win that upset of Djokovic.Steve Johnson rallied from down two sets and a break to move on to the second round at the U.S. Open. The 19th-seeded American outlasted Evgeny Donskoy 4-6, 1-6, 7-6 (2), 6-3, 6-3 in 3 hours, 13 minutes.Donskoy, ranked 79th, served for the match in the third set, when he also had six match points on Johnsons serve.Johnson, who lost in the first round at his last three U.S. Opens, routed Donskoy 6-1, 6-1 at the Olympics less than three weeks earlier.American teen Jared Donaldson upset 12th-seeded David Goffin for his first career win over a top-30 player. The 19-year-old qualifier won 4-6, 7-5, 6-4, 6-0 for his first victory at a major. He had lost in straight sets in his two previous Grand Slam matches, both at Flushing Meadows. Donaldson is ranked a career-best 122nd.Andy Murray got off to an easy start at the U.S. Open in his attempt to become the fourth man in the Open era to reach all four Grand Slam finals in a single season.The 2012 champion at Flushing Meadows and seeded No. 2 this year, Murray beat Lukas Rosol 6-3, 6-2, 6-2 on Tuesday night to get to the second round.Only Djokovic (last season), Roger Federer (2004, 2006 and 2007) and Rod Laver (1969, when he completed a calendar-year Grand Slam) have been to a seasons four major title matches since the professional era began in 1968.Murray has won 23 of his past 24 matches, including an unprecedented second consecutive Olympic singles gold medal at the Rio Games this month.Meanwhile, 2009 champ Juan Martin del Potro won his opening match in his first U.S. Open since 2013. Del Potro beat fellow Argentine Diego Schwartzman 6-4, 6-4, 7-6 (3) on Tuesday after missing the tournament the past two years because of three left wrist surgeries. Del Potro is ranked just 142nd and needed a wild card to get in. But he proved with his unexpected silver medal at the Olympics that he could contend again.The 2014 US Open runner-up, Kei Nishikori, avoided what would have been his fourth first-round exit in his past six appearances at Flushing Meadows. Nishikori, who earned Japans first Olympic tennis medal since 1920 a little more than two weeks ago, advanced by beating Benjamin Becker 6-1, 6-1, 3-6, 6-3. The sixth-seeded Nishikori reached his first Grand Slam final at the U.S. Open two years ago but lost to Marin Cilic at that stage. He exited in the first round in 2011, 2013 and 2015.Becker, a German who won an NCAA singles title at Baylor, has lost his past 15 matches against opponents ranked in the top 10.Third-seeded Stan Wawrinka beat Fernando Verdasco 7-6 (4), 6-4, 6-4 despite having more unforced errors than winners (37-30). He saved all four break points he faced and converted two of his five chances, which was just enough for the victory.The 32-year-old Verdasco is a former top-10 player, but he hasnt been to a major quarterfinal since 2013.Information from The Associated Press was used in this report. Sf Af1 Sale . To the surprise of many, it isnt the Wolverines but their in-state rivals the Michigan State Spartans. Air Force 1 Off White Store . The Court of Arbitration for Sport ruling "puts an end to my dreams of being a top player," the 27-year-old Troicki said in a statement. "I worked my entire life for it, and it has been taken away from me in one afternoon by a doctor I didnt know," said Troicki, whose ranking peaked at No. http://www.airforce1storesale.com/fake-sf-af1-outlet.html . The FA rejected Wilsheres appeal that the length of his punishment was "clearly excessive" and said Thursday his suspension begins with immediate effect. 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Everything is on track.Earnhardt, who will miss his 18th straight race this weekend as he recovers from vision and balance issues caused by a concussion suffered in June, has repeatedly said that his rehabilitation and recovery have been on track for a February return.NASCAR will allow Earnhardt to participate in a private test to allow doctors to approve his return to racing.Every step that we supposedly need to go through, weve gone through. I dont see anything holding us back, Hendrick said. I think weeve just got a couple of more hurdles.ddddddddddddEarnhardt has been replaced by Jeff Gordon and Alex Bowman over the second half of the season. Bowman led a race-high 194 laps last week at Phoenix before an accident on a late restart while battling for the lead.Im so happy because our cars are so good, Earnhardt said Monday on The Dale Jr. Download podcast. Im going to get into that thing next year, and its going to be as good or better than when I got out of it.I feel like a very lucky guy in that regard. ... Man, Im really looking forward to getting back on the track, cutting some laps and just being a driver. I miss it, especially as I am getting more and more healthy and more confident in my health. I miss it more and more. ' ' '