: ▁ 2 5 0 ▁career ▁singles ▁wins ▁on ▁the ▁ATP ▁Tour ▁ ▁Gas quet ▁began ▁ 2 0 1 1 ▁at ▁the ▁Chen na i ▁Open , ▁losing ▁to ▁B jör n ▁Ph au . ▁He ▁then ▁head ed ▁to ▁Australia ▁to ▁play ▁in ▁the ▁Med ib ank ▁International ▁Sydney , ▁losing ▁to ▁Vik tor ▁Tro icki . ▁After wards ▁he ▁played ▁in ▁the ▁Australian ▁Open , ▁losing ▁in ▁the ▁third ▁round ▁to ▁Tom áš ▁B erd ych . ▁He ▁then ▁competed ▁at ▁the ▁Zag reb ▁Ind o ors , ▁where ▁he ▁reached ▁the ▁quarter final s ▁after ▁a ▁by e ▁and ▁the ▁withdraw al ▁of ▁Ar na ud ▁Cl ément . ▁However , ▁he ▁retired ▁against ▁Michael ▁Ber rer , ▁ 2 – 5 ▁down ▁due ▁to ▁a ▁shoulder ▁injury . ▁ ▁After ▁a ▁short ▁break , ▁he ▁played ▁in ▁the ▁Dub ai ▁Tennis ▁Championships , ▁where ▁he ▁defeated ▁qual ifiers ▁Gr ig or ▁Dim it rov ▁and ▁Serge i ▁B ub ka , ▁as ▁well ▁as ▁compat ri ot ▁G illes ▁Simon , ▁before ▁he ▁lost ▁to ▁top ▁seed ▁Roger ▁Feder er ▁in ▁the ▁semif inals ▁in ▁straight ▁sets , ▁despite ▁serving ▁for ▁the ▁second ▁set . ▁ ▁At ▁the ▁B NP ▁Par ib as ▁Open , ▁he ▁defeated ▁top - 1 0 ▁players ▁J ürgen ▁Mel zer ▁and ▁Andy ▁Rod d ick ▁back ▁to ▁back . ▁It ▁was ▁the ▁first ▁time ▁in ▁his ▁career ▁that ▁he ▁had ▁defeated ▁two ▁top - 1 0 ▁players ▁consec ut ively . ▁He