ATP Challenger Tour on Twitter: "Due to concerns over player safety and uncertainty related to international travel following the recent escalation of events between Russia and Ukraine, next week's ATP Challenger tournament
Fritz beats best man to advance to Oracle Challenger Series final in Newport Beach - Los Angeles Times
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Feliciano Lopez of Spain returns the ball to Riccardo Ghedin of Italy during their ATP Challenger Tour match in Bogota July 13, 2011. REUTERS/John Vizcaino (COLOMBIA - Tags: SPORT TENNIS Stock Photo - Alamy
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Andy Murray wins season opener at ATP Challenger Biella event after Australian Open withdrawal - Eurosport
Fritz beats best man to advance to Oracle Challenger Series final in Newport Beach - Los Angeles Times
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