HALLE, Germany -- Roger Federer progressed to the semifinals of the grass-court Gerry Weber Open without playing after Lu Yen-hsun of Taiwan pulled out of their quarterfinal with back problems on Friday. Balenciaga Speed Trainer Discount . Federer, who began his preparations for Wimbledon by defeating Portugals Joao Sousa on Thursday, compensated by playing an exhibition against Christopher Kas. Former champion Philipp Kohlschreiber booked his semifinal place with a hard-fought 6-4, 5-7, 7-6 (16) victory over German compatriot Dustin Brown. Brown ousted world No. 1 Rafael Nadal on Thursday. Kohlschreiber, who won the tournament in 2011, will next face Alejandro Falla of Colombia, who defeated German wild card Peter Gojowczyk 7-6 (4), 7-6 (2). American Steve Johnson was playing the fourth-seeded Kei Nishikori in the last quarterfinal. Cheap Vans Shoes China . With Van Osch out with a flu bug that has been rampaging through the tournament, Knezevic stepped in to lead B.C. (4-3) to a pair of victories on Tuesday before 1,131 at the Maurice Richard Arena. Vapormax China Paypal . (AP) -- The head of the committee that developed Major League Baseballs plan to expand instant replay says he is optimistic the system will be in place this season, even though owners and unions for players and umpires have yet to approve. http://www.fakeyeezyscheap.com/ .Brooks, a three-year veteran, was slow to get up after suffering the injury during a 5-yard run by Arian Foster.Brooks limped off the field midway through the quarter and then slowly walked to the locker room a few minutes later.The Buffalo Sabres have provided a huge boost to Russias World Junior team. The Sabres formally announced on Thursday that forward Mikhail Grigorenko and defenceman Nikita Zadorov will join Russias team at the upcoming 2014 World Junior Hockey Championship in Malmo, Sweden. The pair are expected to leave on Sunday to join the Russian selection camp. Grigorenko, 19, was selected 12th overall at the 2012 NHL Draft and has scored three goals and five assists in 43 career games with the Sabres. He has appeared in 18 games with the Sabres this season. Zadorov, 18, was taken 16th overall at the 2013 NHL Draft this past June and has appeared in seven games with the Sabres this season, registering one goal. The six-foot-one, 220-pounder should provide a physical boostt to the Russian team. Cheap Under Armour Shoes China. Joining them on the Russian selection camp roster is incumbent starting goaltender and 2012 Tampa Bay Lightning first-rounder Andrei Vasilevski. There are also some prospects from Canadian NHL clubs to look out for on the selection camp roster as Calgary Flames draftee Rushan Rafikov is among the defencemen. The Edmonton Oilers have a pair of prospects up front in Anton Slepyshev and Bogdan Yakimov. Russia won a bronze medal at the 2013 World Juniors, defeating Canada in the bronze medal game in Ufa. Grigorenko was a member of that team scoring two goals and four assists in seven games. See the related links for the full selection camp rosters for all 10 competing nations at the 2014 World Junior Championship. ' ' '